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The Complete Thomas Alva Edison U.S. Patent Collection by Jim Bieberich [an error occurred while processing this directive] |
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Order: 401 - 500 |
Order |
Pat Num |
App Date |
Pat Date |
Type |
Co-Inventor |
Pages |
Claims |
Description |
401 |
328,572 |
06/29/1883 |
10/20/1885 |
U |
- |
3 |
8 |
Commutator for Dynamo-Electric Machines |
402 |
328,573 |
10/02/1884 |
10/20/1885 |
U |
- |
4 |
5 |
System of Electric Lighting |
403 |
328,574 |
10/02/1884 |
10/20/1885 |
U |
- |
3 |
4 |
System of Electric Lighting |
404 |
328,575 |
10/02/1884 |
10/20/1885 |
U |
- |
3 |
3 |
System of Electric Lighting |
405 |
329,030 |
12/15/1884 |
10/27/1885 |
U |
- |
2 |
2 |
Telephone |
406 |
333,289 |
05/08/1885 |
12/29/1885 |
U |
- |
4 |
12 |
Telegraphy |
407 |
333,290 |
05/08/1885 |
12/29/1885 |
Uc |
- |
5 |
6 |
Duplex Telegraphy |
408 |
333,291 |
05/16/1885 |
12/29/1885 |
U |
- |
3 |
5 |
Way-Station Quadruplex Telegraph |
409 |
334,853 |
08/14/1882 |
01/26/1886 |
Ua |
- |
2 |
3 |
Mold for Carbonizing |
410 |
337,254 |
11/13/1883 |
03/02/1886 |
U |
Sigmund Bergmann (2) |
3 |
7 |
Telephone |
411 |
339,278 |
08/14/1882 |
04/06/1886 |
Ua |
- |
3 |
3 |
Electric Railway |
412 |
339,279 |
04/05/1884 |
04/06/1886 |
U |
- |
4 |
3 |
System of Electrical Distribution |
413 |
340,707 |
12/15/1884 |
04/27/1886 |
U |
- |
3 |
5 |
Telephonic Repeater |
414 |
340,708 |
01/12/1885 |
04/27/1886 |
U |
- |
4 |
3 |
Electrical Signaling Apparatus |
415 |
340,709 |
10/14/1885 |
04/27/1886 |
U |
Ezra T. Gilliland (2) |
3 |
2 |
Telephone-Circuit |
416 |
341,644 |
05/31/1881 |
05/11/1886 |
Ua |
- |
3 |
3 |
Incandescent Electric Lamp |
417 |
341,839 |
05/14/1883 |
05/11/1886 |
U |
- |
3 |
5 |
Incandescing Electric Lamp |
418 |
343,017 |
08/07/1884 |
06/01/1886 |
U |
- |
4 |
8 |
System of Electrical Distribution |
419 |
347,097 |
01/12/1885 |
08/10/1886 |
U |
- |
5 |
5 |
Electrical Signaling Apparatus |
420 |
348,114 |
10/14/1885 |
08/24/1886 |
U |
- |
3 |
5 |
Electrode for Telephone-Transmitters |
421 |
350,234 |
04/07/1885 |
10/05/1886 |
Ua |
Ezra T. Gilliland (2) |
3 |
7 |
System of Railway Signaling |
422 |
350,235 |
01/13/1886 |
10/05/1886 |
U |
Ezra T. Gilliland (2) |
3 |
5 |
Railway-Telegraphy |
423 |
351,855 |
08/27/1880 |
11/02/1886 |
Ua |
- |
2 |
3 |
Electric Lamp |
424 |
351,856 |
10/05/1886 |
11/02/1886 |
U |
- |
2 |
1 |
Incandescent Electric Lamp |
425 |
353,783 |
11/09/1882 |
12/07/1886 |
Ua |
- |
2 |
3 |
Incandescent Electric Lamp |
426 |
354,310 |
04/17/1883 |
12/14/1886 |
U |
- |
3 |
3 |
Manufacture of Carbon Conductors |
427 |
358,599 |
11/28/1881 |
03/01/1887 |
Ua |
- |
2 |
1 |
Incandescent Electric Lamp |
428 |
358,600 |
08/07/1882 |
03/01/1887 |
Ua |
- |
2 |
3 |
Incandescing Electric Lamp |
429 |
365,465 |
10/12/1882 |
06/28/1887 |
Ua |
- |
5 |
5 |
Valve-Gear |
430 |
365,509 |
08/07/1882 |
06/28/1887 |
Ua |
- |
1 |
2 |
Filament for Incandescent Electric Lamps |
431 |
365,978 |
11/29/1886 |
07/05/1887 |
U |
- |
6 |
11 |
System of Electrical Distribution |
432 |
369,280 |
02/05/1880 |
08/30/1887 |
Ua |
- |
9 |
8 |
System of Electrical Distribution |
433 |
369,439 |
12/06/1886 |
09/06/1887 |
U |
- |
3 |
6 |
System of Electrical Distribution |
434 |
369,441 |
12/16/1886 |
09/06/1887 |
U |
- |
6 |
16 |
System of Electrical Distribution |
435 |
369,442 |
12/22/1886 |
09/06/1887 |
U |
- |
3 |
5 |
System of Electrical Distribution |
436 |
369,443 |
12/27/1886 |
09/06/1887 |
U |
- |
3 |
7 |
System of Electrical Distribution |
437 |
370,123 |
04/17/1883 |
09/20/1887 |
U |
- |
5 |
6 |
Electric Meter |
438 |
370,124 |
04/20/1883 |
09/20/1887 |
U |
- |
1 |
2 |
Manufacture of Filaments for Incandescing Electric Lights |
439 |
370,125 |
06/07/1883 |
09/20/1887 |
U |
- |
3 |
5 |
Electrical Transmission of Power |
440 |
370,126 |
06/07/1883 |
09/20/1887 |
U |
- |
2 |
2 |
Electrical Transmission of Power |
441 |
370,127 |
06/07/1883 |
09/20/1887 |
U |
- |
2 |
2 |
Electrical Transmission of Power |
442 |
370,128 |
06/07/1883 |
09/20/1887 |
U |
- |
3 |
2 |
Electrical Transmission of Power |
443 |
370,129 |
06/07/1883 |
09/20/1887 |
U |
- |
3 |
6 |
Electrical Transmission of Power |
444 |
370,130 |
06/07/1883 |
09/20/1887 |
U |
- |
3 |
4 |
Electrical Transmission of Power |
445 |
370,131 |
06/07/1883 |
09/30/1887 |
U |
- |
2 |
2 |
Electrical Transmission of Power |
446 |
370,132 |
05/15/1886 |
09/20/1887 |
U |
- |
4 |
11 |
Telegraphy |
447 |
373,584 |
12/28/1886 |
11/22/1887 |
U |
- |
3 |
7 |
Dynamo-Electric Machine |
448 |
377,374 |
05/14/1877 |
02/07/1888 |
U |
- |
2 |
3 |
Telegraphy |
449 |
377,518 |
07/06/1887 |
02/07/1888 |
U |
- |
3 |
5 |
Magnetic Separator |
450 |
378,044 |
10/14/1885 |
02/14/1888 |
U |
- |
4 |
4 |
Telephone-Transmitter |
451 |
379,770 |
12/09/1881 |
03/20/1888 |
Ua |
- |
2 |
2 |
Incandescent Electric Lamp |
452 |
379,771 |
08/07/1882 |
03/20/1888 |
Ua |
- |
4 |
3 |
Regulator for Dynamo-Electric Machines |
453 |
379,772 |
08/07/1882 |
03/20/1888 |
Ua |
- |
3 |
4 |
System of Electrical Distribution |
454 |
379,944 |
12/06/1886 |
03/27/1888 |
U |
- |
3 |
4 |
Commutator for Dynamo-Electric Machines |
455 |
380,100 |
06/13/1887 |
03/27/1888 |
U |
- |
4 |
11 |
Pyromagnetic Motor |
456 |
380,101 |
09/23/1887 |
03/27/1888 |
U |
- |
4 |
7 |
System of Electrical Distribution |
457 |
380,102 |
09/23/1887 |
03/27/1888 |
U |
- |
3 |
4 |
System of Electrical Distribution |
458 |
382,414 |
11/26/1887 |
05/08/1888 |
U |
- |
3 |
5 |
Burnishing Attachment for Phonographs |
459 |
382,415 |
12/27/1887 |
05/08/1888 |
U |
- |
5 |
4 |
System of Electrical Distribution |
460 |
382,416 |
01/05/1888 |
05/08/1888 |
U |
- |
3 |
9 |
Feed and Return Mechanism for Phonographs |
461 |
382,417 |
02/04/1888 |
05/08/1888 |
U |
- |
2 |
2 |
Process of Making Phonogram-Blanks |
462 |
382,418 |
03/02/1888 |
05/08/1888 |
U |
- |
2 |
3 |
Phonogram-Blank |
463 |
382,419 |
03/08/1888 |
05/08/1888 |
U |
- |
3 |
2 |
Process of Duplicating Phonograms |
464 |
382,462 |
01/05/1888 |
05/08/1888 |
U |
- |
2 |
3 |
Phonogram-Blank |
465 |
384,830 |
11/29/1886 |
06/19/1888 |
U |
Ezra T. Gilliland (2) |
3 |
4 |
Railway Signaling |
466 |
385,173 |
12/09/1887 |
06/26/1888 |
U |
- |
6 |
10 |
System of Electrical Distribution |
467 |
386,974 |
11/26/1887 |
07/31/1888 |
U |
- |
10 |
28 |
Phonograph |
468 |
389,369 |
02/06/1888 |
09/11/1888 |
U |
- |
3 |
10 |
Incandescing Electric Lamp |
469 |
390,462 |
03/02/1888 |
10/02/1888 |
U |
- |
3 |
1 |
Process of Making Carbon Filaments |
470 |
391,595 |
08/07/1884 |
10/23/1888 |
U |
- |
5 |
7 |
System of Electric Lighting |
471 |
391,596 |
10/02/1884 |
10/23/1888 |
U |
- |
3 |
2 |
Incandescent Electric Lamp |
472 |
393,462 |
05/07/1888 |
11/27/1888 |
Ua |
- |
2 |
3 |
Process of Making Phonogram-Blanks |
473 |
393,463 |
05/07/1888 |
11/27/1888 |
Ua |
- |
3 |
3 |
Machine for Making Phonogram-Blanks |
474 |
393,464 |
05/07/1888 |
11/27/1888 |
Ua |
- |
3 |
6 |
Machine for Making Phonogram-Blanks |
475 |
393,465 |
07/07/1888 |
11/27/1888 |
Ua |
- |
3 |
2 |
Method of Preparing Phonograph Recording-Surfaces |
476 |
393,466 |
07/17/1888 |
11/27/1888 |
U |
- |
4 |
7 |
Phonograph-Recorder |
477 |
393,966 |
07/17/1888 |
12/04/1888 |
U |
- |
6 |
5 |
Method of Recording and Reproducing Sounds |
478 |
393,967 |
07/17/1888 |
12/04/1888 |
U |
- |
3 |
2 |
Method of Recording and Reproducing Sounds |
479 |
393,968 |
11/05/1888 |
12/04/1888 |
U |
- |
3 |
4 |
Phonograph-Recorder |
480 |
394,105 |
03/02/1888 |
12/04/1888 |
Ua |
- |
3 |
6 |
Phonograph-Recorder |
481 |
394,106 |
03/02/1888 |
12/04/1888 |
Ua |
- |
3 |
5 |
Phonograph-Reproducer |
482 |
395,123 |
03/16/1883 |
12/25/1888 |
Ua |
- |
4 |
6 |
Circuit-Controller for Dynamo-Electric Machines |
483 |
395,962 |
09/22/1882 |
01/08/1889 |
Ua |
- |
1 |
3 |
Method of Manufacturing Electric Lamps |
484 |
395,963 |
04/05/1884 |
01/08/1889 |
U |
- |
2 |
1 |
Incandescent-Lamp Filament |
485 |
396,356 |
03/29/1888 |
01/15/1889 |
Ua |
- |
3 |
7 |
Magnetic Separator |
486 |
397,280 |
09/27/1888 |
02/05/1889 |
U |
- |
4 |
11 |
Phonograph Recorder and Reproducer |
487 |
397,705 |
09/15/1888 |
02/12/1889 |
U |
- |
2 |
2 |
Method of Winding Field-Magnets |
488 |
397,706 |
10/11/1888 |
02/12/1889 |
U |
- |
2 |
4 |
Phonograph |
489 |
398,774 |
05/14/1883 |
02/26/1889 |
U |
- |
2 |
4 |
Incandescent Electric Lamp |
490 |
400,317 |
08/25/1882 |
03/26/1889 |
Ua |
- |
3 |
3 |
Ore-Separator |
491 |
400,646 |
06/07/1888 |
04/02/1889 |
Ua |
- |
2 |
4 |
Phonograph Recorder and Reproducer |
492 |
400,647 |
07/07/1888 |
04/02/1889 |
Ua |
- |
3 |
5 |
Phonograph |
493 |
400,648 |
07/30/1888 |
04/02/1889 |
U |
- |
1 |
4 |
Phonogram-Blank |
494 |
400,649 |
10/11/1888 |
04/02/1889 |
U |
- |
2 |
1 |
Method of Making Phonogram-Blanks |
495 |
400,650 |
10/17/1888 |
04/02/1889 |
U |
- |
3 |
4 |
Method of Making Phonogram-Blanks |
496 |
401,486 |
08/07/1882 |
04/16/1889 |
Ua |
- |
3 |
2 |
System of Electric Lighting |
497 |
401,646 |
08/07/1882 |
04/16/1889 |
Ua |
- |
3 |
1 |
Incandescing Electric Lamp |
498 |
404,902 |
10/04/1881 |
06/11/1889 |
U |
- |
2 |
2 |
Electrical-Distribution System |
499 |
406,130 |
08/11/1886 |
07/02/1889 |
U |
- |
3 |
4 |
Manufacture of Incandescent Electric Lamps |
500 |
406,567 |
02/19/1886 |
07/09/1889 |
U |
- |
2 |
3 |
Telephone |
Order: Patent #: Patent Date: | 1 - 100 90,646 - 173,718 06-01-1869 - 02-22-1876 | 101-200 178,221 - 248,432 05-30-1876 - 10-18-1881 | |||
Order: Patent #: Patent Date: | |||||
Order: Patent #: Patent Date: |
Key to Type Codes: | U - Utility Patent D - Design Patent RE - Reissued Patent a - assignment to company c - correction included with patent d - disclaimer |
Co-Inventor: | A number in parenthesis next to a co-inventor name indicates the position of ownership as listed in the patent body |
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