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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2047387.pdf | 500 kB | Shaun Ewing | Jul 14, 1936 00:00 |
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US-2047387-A // Holder for piezoelectric crystals // Scott Herbert J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 500 kB | Shaun Ewing | Jul 14, 1936 00:00 | US-2047387-A // Holder for piezoelectric crystals // Scott Herbert J. // Bell Telephone Labor Inc | ||||
| PDF File 2047729.pdf | 630 kB | Shaun Ewing | Jul 14, 1936 00:00 |
|
US-2047729-A // Transmission control in two-way signaling systems // Fisher Harold J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 630 kB | Shaun Ewing | Jul 14, 1936 00:00 | US-2047729-A // Transmission control in two-way signaling systems // Fisher Harold J. // Bell Telephone Labor Inc | ||||
| PDF File 2047731.pdf | 289 kB | Shaun Ewing | Jul 14, 1936 00:00 |
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US-2047731-A // Inductive device // Greenidge Ralph M. C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 289 kB | Shaun Ewing | Jul 14, 1936 00:00 | US-2047731-A // Inductive device // Greenidge Ralph M. C. // Bell Telephone Labor Inc | ||||
| PDF File 2047733.pdf | 365 kB | Shaun Ewing | Jul 14, 1936 00:00 |
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US-2047733-A // Constant speed drive // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 365 kB | Shaun Ewing | Jul 14, 1936 00:00 | US-2047733-A // Constant speed drive // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 2047758.pdf | 630 kB | Shaun Ewing | Jul 14, 1936 00:00 |
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US-2047758-A // Art of securing adherence of finishes to metal and other materials // Werring Walter W. ; Huxham Trevor S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 630 kB | Shaun Ewing | Jul 14, 1936 00:00 | US-2047758-A // Art of securing adherence of finishes to metal and other materials // Werring Walter W. ; Huxham Trevor S. // Bell Telephone Labor Inc | ||||
| PDF File 2047781.pdf | 285 kB | Shaun Ewing | Jul 14, 1936 00:00 |
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US-2047781-A // Telephone supervisory system // Hill Henry E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 285 kB | Shaun Ewing | Jul 14, 1936 00:00 | US-2047781-A // Telephone supervisory system // Hill Henry E. // Bell Telephone Labor Inc | ||||
| PDF File 2047782.pdf | 767 kB | Shaun Ewing | Jul 14, 1936 00:00 |
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US-2047782-A // Electrical measuring system // Jensen Axel G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 767 kB | Shaun Ewing | Jul 14, 1936 00:00 | US-2047782-A // Electrical measuring system // Jensen Axel G. // Bell Telephone Labor Inc | ||||
| PDF File 2047796.pdf | 588 kB | Shaun Ewing | Jul 14, 1936 00:00 |
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US-2047796-A // Resistance device // Ogg Robert A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 588 kB | Shaun Ewing | Jul 14, 1936 00:00 | US-2047796-A // Resistance device // Ogg Robert A. // Bell Telephone Labor Inc | ||||
| PDF File 2048497.pdf | 248 kB | Shaun Ewing | Jul 21, 1936 00:00 |
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US-2048497-A // Motion picture film // Elmer Lloyd A. ; Shea Timothy E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 248 kB | Shaun Ewing | Jul 21, 1936 00:00 | US-2048497-A // Motion picture film // Elmer Lloyd A. ; Shea Timothy E. // Bell Telephone Labor Inc | ||||
| PDF File 2048500.pdf | 810 kB | Shaun Ewing | Jul 21, 1936 00:00 |
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US-2048500-A // Sound recording // Glunt Omer M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 810 kB | Shaun Ewing | Jul 21, 1936 00:00 | US-2048500-A // Sound recording // Glunt Omer M. // Bell Telephone Labor Inc | ||||
| PDF File 2048506.pdf | 909 kB | Shaun Ewing | Jul 21, 1936 00:00 |
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US-2048506-A // Telephone system // Husta Philip // Bell Telephone Labor Inc | |||
| Version 1 (current) | 909 kB | Shaun Ewing | Jul 21, 1936 00:00 | US-2048506-A // Telephone system // Husta Philip // Bell Telephone Labor Inc | ||||
| PDF File 2048508.pdf | 329 kB | Shaun Ewing | Jul 21, 1936 00:00 |
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US-2048508-A // Pneumatic sound reproducer // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 329 kB | Shaun Ewing | Jul 21, 1936 00:00 | US-2048508-A // Pneumatic sound reproducer // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2048539.pdf | 500 kB | Shaun Ewing | Jul 21, 1936 00:00 |
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US-2048539-A // Telephone coin collector // Curran Stanley T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 500 kB | Shaun Ewing | Jul 21, 1936 00:00 | US-2048539-A // Telephone coin collector // Curran Stanley T. // Bell Telephone Labor Inc | ||||
| PDF File 2049170.pdf | 478 kB | Shaun Ewing | Jul 28, 1936 00:00 |
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US-2049170-A // Coin collector apparatus // Mills Percy E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 478 kB | Shaun Ewing | Jul 28, 1936 00:00 | US-2049170-A // Coin collector apparatus // Mills Percy E. // Bell Telephone Labor Inc | ||||
| PDF File 2049174.pdf | 576 kB | Shaun Ewing | Jul 28, 1936 00:00 |
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US-2049174-A // Telephone coin collector // Parsons Loren E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 576 kB | Shaun Ewing | Jul 28, 1936 00:00 | US-2049174-A // Telephone coin collector // Parsons Loren E. // Bell Telephone Labor Inc | ||||
| PDF File 2049177.pdf | 677 kB | Shaun Ewing | Jul 28, 1936 00:00 |
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US-2049177-A // Frequency generating system // Rumpel Carl H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 677 kB | Shaun Ewing | Jul 28, 1936 00:00 | US-2049177-A // Frequency generating system // Rumpel Carl H. // Bell Telephone Labor Inc | ||||
| PDF File 2049179.pdf | 554 kB | Shaun Ewing | Jul 28, 1936 00:00 |
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US-2049179-A // Frequency generator system // Stallard Burrell // Bell Telephone Labor Inc | |||
| Version 1 (current) | 554 kB | Shaun Ewing | Jul 28, 1936 00:00 | US-2049179-A // Frequency generator system // Stallard Burrell // Bell Telephone Labor Inc | ||||
| PDF File 2049183.pdf | 1.21 MB | Shaun Ewing | Jul 28, 1936 00:00 |
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US-2049183-A // Telephone system // Ulrich Horace W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Jul 28, 1936 00:00 | US-2049183-A // Telephone system // Ulrich Horace W. // Bell Telephone Labor Inc | ||||
| PDF File 2049195.pdf | 870 kB | Shaun Ewing | Jul 28, 1936 00:00 |
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US-2049195-A // Gain control circuit // Chesnut Roy W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Jul 28, 1936 00:00 | US-2049195-A // Gain control circuit // Chesnut Roy W. // Bell Telephone Labor Inc | ||||
| PDF File 2049917.pdf | 1.10 MB | Shaun Ewing | Aug 04, 1936 00:00 |
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US-2049917-A // Electrooptical system // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Aug 04, 1936 00:00 | US-2049917-A // Electrooptical system // Mallina Rudolph F. // Bell Telephone Labor Inc |
