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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2068309.pdf | 839 kB | Shaun Ewing | Jan 19, 1937 00:00 |
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US-2068309-A // Transmission measuring system // Affel Herman A. ; Best Fred H. // American Telephone & Telegraph | |||
| Version 1 (current) | 839 kB | Shaun Ewing | Jan 19, 1937 00:00 | US-2068309-A // Transmission measuring system // Affel Herman A. ; Best Fred H. // American Telephone & Telegraph | ||||
| PDF File 2068293.pdf | 429 kB | Shaun Ewing | Jan 19, 1937 00:00 |
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US-2068293-A // Means for producing time lag in electrical circuits // Ilgenfritz Lester M. // American Telephone & Telegraph | |||
| Version 1 (current) | 429 kB | Shaun Ewing | Jan 19, 1937 00:00 | US-2068293-A // Means for producing time lag in electrical circuits // Ilgenfritz Lester M. // American Telephone & Telegraph | ||||
| PDF File 2067696.pdf | 342 kB | Shaun Ewing | Jan 12, 1937 00:00 |
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US-2067696-A // Oscillographic apparatus // Crampton David // American Telephone & Telegraph | |||
| Version 1 (current) | 342 kB | Shaun Ewing | Jan 12, 1937 00:00 | US-2067696-A // Oscillographic apparatus // Crampton David // American Telephone & Telegraph | ||||
| PDF File 2067320.pdf | 425 kB | Shaun Ewing | Jan 12, 1937 00:00 |
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US-2067320-A // Measuring system for program circuit maintenance // Hamilton Harold S. // American Telephone & Telegraph | |||
| Version 1 (current) | 425 kB | Shaun Ewing | Jan 12, 1937 00:00 | US-2067320-A // Measuring system for program circuit maintenance // Hamilton Harold S. // American Telephone & Telegraph | ||||
| PDF File 2066491.pdf | 601 kB | Shaun Ewing | Jan 05, 1937 00:00 |
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US-2066491-A // Switch // Sheatsley Paul Weidner // American Telephone & Telegraph | |||
| Version 1 (current) | 601 kB | Shaun Ewing | Jan 05, 1937 00:00 | US-2066491-A // Switch // Sheatsley Paul Weidner // American Telephone & Telegraph | ||||
| PDF File 2066490.pdf | 572 kB | Shaun Ewing | Jan 05, 1937 00:00 |
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US-2066490-A // Switch // Sheatsley Paul Weidner // American Telephone & Telegraph | |||
| Version 1 (current) | 572 kB | Shaun Ewing | Jan 05, 1937 00:00 | US-2066490-A // Switch // Sheatsley Paul Weidner // American Telephone & Telegraph | ||||
| PDF File 2066465.pdf | 505 kB | Shaun Ewing | Jan 05, 1937 00:00 |
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US-2066465-A // Switch // Friend Otto A. // American Telephone & Telegraph | |||
| Version 1 (current) | 505 kB | Shaun Ewing | Jan 05, 1937 00:00 | US-2066465-A // Switch // Friend Otto A. // American Telephone & Telegraph | ||||
| PDF File 2065765.pdf | 973 kB | Shaun Ewing | Dec 29, 1936 00:00 |
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US-2065765-A // Electrical protective system // Swart Leland Kasson // American Telephone & Telegraph | |||
| Version 1 (current) | 973 kB | Shaun Ewing | Dec 29, 1936 00:00 | US-2065765-A // Electrical protective system // Swart Leland Kasson // American Telephone & Telegraph | ||||
| PDF File 2065642.pdf | 535 kB | Shaun Ewing | Dec 29, 1936 00:00 |
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US-2065642-A // Combined telephone and fire dispatch system // Bradford Raymond C. // American Telephone & Telegraph | |||
| Version 1 (current) | 535 kB | Shaun Ewing | Dec 29, 1936 00:00 | US-2065642-A // Combined telephone and fire dispatch system // Bradford Raymond C. // American Telephone & Telegraph | ||||
| PDF File 2065640.pdf | 377 kB | Shaun Ewing | Dec 29, 1936 00:00 |
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US-2065640-A // Carrier telegraph receiver // Borgeson Carl Anders // American Telephone & Telegraph | |||
| Version 1 (current) | 377 kB | Shaun Ewing | Dec 29, 1936 00:00 | US-2065640-A // Carrier telegraph receiver // Borgeson Carl Anders // American Telephone & Telegraph | ||||
| PDF File 2064961.pdf | 1.30 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064961-A // Common medium multichannel exchange system // Tidd Warren Hitchcock // American Telephone & Telegraph | |||
| Version 1 (current) | 1.30 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064961-A // Common medium multichannel exchange system // Tidd Warren Hitchcock // American Telephone & Telegraph | ||||
| PDF File 2064958.pdf | 1.17 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064958-A // Signaling system for radiotelephones // Taylor Edmund R. ; Taylor Charles C. ; Wadsworth Paul W. // Bell Telephone Labor Inc ; Edmund R Taylor ; Charles C Taylor ; American Telephone & Telegraph | |||
| Version 1 (current) | 1.17 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064958-A // Signaling system for radiotelephones // Taylor Edmund R. ; Taylor Charles C. ; Wadsworth Paul W. // Bell Telephone Labor Inc ; Edmund R Taylor ; Charles C Taylor ; American Telephone & Telegraph | ||||
| PDF File 2064938.pdf | 1.02 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064938-A // Common medium multichannel exchange system // Monk Newton // American Telephone & Telegraph | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064938-A // Common medium multichannel exchange system // Monk Newton // American Telephone & Telegraph | ||||
| PDF File 2064907.pdf | 1.59 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064907-A // Common medium multichannel exchange system // Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.59 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064907-A // Common medium multichannel exchange system // Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 2064906.pdf | 992 kB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064906-A // Common medium multichannel exchange system // Green Estill I. ; Tidd Warren H. // American Telephone & Telegraph | |||
| Version 1 (current) | 992 kB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064906-A // Common medium multichannel exchange system // Green Estill I. ; Tidd Warren H. // American Telephone & Telegraph | ||||
| PDF File 2064905.pdf | 2.44 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064905-A // Common medium multichannel exchange system // Green Estill Ibbotson // American Telephone & Telegraph | |||
| Version 1 (current) | 2.44 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064905-A // Common medium multichannel exchange system // Green Estill Ibbotson // American Telephone & Telegraph | ||||
| PDF File 2064904.pdf | 2.34 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064904-A // Common medium multichannel exchange system // Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 2.34 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064904-A // Common medium multichannel exchange system // Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 2064896.pdf | 2.42 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064896-A // Common medium multichannel exchange system // Espenschied Lloyd ; Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 2.42 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064896-A // Common medium multichannel exchange system // Espenschied Lloyd ; Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 2064895.pdf | 1.17 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064895-A // Common medium multichannel exchange system // Espenschied Lloyd ; Monk Newton // American Telephone & Telegraph | |||
| Version 1 (current) | 1.17 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064895-A // Common medium multichannel exchange system // Espenschied Lloyd ; Monk Newton // American Telephone & Telegraph | ||||
| PDF File 2064894.pdf | 1.80 MB | Shaun Ewing | Dec 22, 1936 00:00 |
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US-2064894-A // Common medium multichannel exchange system // Espenschied Lloyd // American Telephone & Telegraph | |||
| Version 1 (current) | 1.80 MB | Shaun Ewing | Dec 22, 1936 00:00 | US-2064894-A // Common medium multichannel exchange system // Espenschied Lloyd // American Telephone & Telegraph |
