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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2069223.pdf | 946 kB | Shaun Ewing | Feb 02, 1937 00:00 |
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US-2069223-A // Interconnecting telegraph repeater system // Cummings George C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 946 kB | Shaun Ewing | Feb 02, 1937 00:00 | US-2069223-A // Interconnecting telegraph repeater system // Cummings George C. // Bell Telephone Labor Inc | ||||
| PDF File 2069224.pdf | 516 kB | Shaun Ewing | Feb 02, 1937 00:00 |
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US-2069224-A // Interconnecting telegraph repeater system // Cummings George C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 516 kB | Shaun Ewing | Feb 02, 1937 00:00 | US-2069224-A // Interconnecting telegraph repeater system // Cummings George C. // Bell Telephone Labor Inc | ||||
| PDF File 2069251.pdf | 713 kB | Shaun Ewing | Feb 02, 1937 00:00 |
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US-2069251-A // Interconnecting telegraph repeater system // Kinkead Fullerton S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 713 kB | Shaun Ewing | Feb 02, 1937 00:00 | US-2069251-A // Interconnecting telegraph repeater system // Kinkead Fullerton S. // Bell Telephone Labor Inc | ||||
| PDF File 2069810.pdf | 552 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069810-A // Sound recording and reproducing system // Bond Donald S. // Leila B Arnold ; Bell Telephone Labor Inc | |||
| Version 1 (current) | 552 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069810-A // Sound recording and reproducing system // Bond Donald S. // Leila B Arnold ; Bell Telephone Labor Inc | ||||
| PDF File 2069814.pdf | 380 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069814-A // Electric discharge device // Bond Donald S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 380 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069814-A // Electric discharge device // Bond Donald S. // Bell Telephone Labor Inc | ||||
| PDF File 2069817.pdf | 367 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069817-A // Acoustic device // Clarke Harry R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 367 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069817-A // Acoustic device // Clarke Harry R. // Bell Telephone Labor Inc | ||||
| PDF File 2069825.pdf | 385 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069825-A // Alternating current regulator // Farkas Samuel F. ; Hilton Linwood B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 385 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069825-A // Alternating current regulator // Farkas Samuel F. ; Hilton Linwood B. // Bell Telephone Labor Inc | ||||
| PDF File 2069827.pdf | 320 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069827-A // Record clamping means // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 320 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069827-A // Record clamping means // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 2069832.pdf | 328 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069832-A // Electric discharge device // Holdaway Vivian L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 328 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069832-A // Electric discharge device // Holdaway Vivian L. // Bell Telephone Labor Inc | ||||
| PDF File 2069835.pdf | 311 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069835-A // Coating apparatus // Keller Arthur C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 311 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069835-A // Coating apparatus // Keller Arthur C. // Bell Telephone Labor Inc | ||||
| PDF File 2069838.pdf | 478 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069838-A // Communication system // Knoop William A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 478 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069838-A // Communication system // Knoop William A. // Bell Telephone Labor Inc | ||||
| PDF File 2069841.pdf | 573 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069841-A // Safety device for phonographs // Massonneau Robert F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 573 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069841-A // Safety device for phonographs // Massonneau Robert F. // Bell Telephone Labor Inc | ||||
| PDF File 2069867.pdf | 363 kB | Shaun Ewing | Feb 09, 1937 00:00 |
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US-2069867-A // Electron emitter // Wilson James R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 363 kB | Shaun Ewing | Feb 09, 1937 00:00 | US-2069867-A // Electron emitter // Wilson James R. // Bell Telephone Labor Inc | ||||
| PDF File 2070642.pdf | 956 kB | Shaun Ewing | Feb 16, 1937 00:00 |
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US-2070642-A // Telephone system // Beaumont William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 956 kB | Shaun Ewing | Feb 16, 1937 00:00 | US-2070642-A // Telephone system // Beaumont William M. // Bell Telephone Labor Inc | ||||
| PDF File 2070656.pdf | 361 kB | Shaun Ewing | Feb 16, 1937 00:00 |
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US-2070656-A // Frequency-selective transmission circuit // Grossman Alexander J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 361 kB | Shaun Ewing | Feb 16, 1937 00:00 | US-2070656-A // Frequency-selective transmission circuit // Grossman Alexander J. // Bell Telephone Labor Inc | ||||
| PDF File 2070666.pdf | 774 kB | Shaun Ewing | Feb 16, 1937 00:00 |
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US-2070666-A // Modulating system // Llewellyn Frederick B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 774 kB | Shaun Ewing | Feb 16, 1937 00:00 | US-2070666-A // Modulating system // Llewellyn Frederick B. // Bell Telephone Labor Inc | ||||
| PDF File 2070668.pdf | 655 kB | Shaun Ewing | Feb 16, 1937 00:00 |
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US-2070668-A // Wave transmission network // Lundry Walter R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 655 kB | Shaun Ewing | Feb 16, 1937 00:00 | US-2070668-A // Wave transmission network // Lundry Walter R. // Bell Telephone Labor Inc | ||||
| PDF File 2070671.pdf | 1.06 MB | Shaun Ewing | Feb 16, 1937 00:00 |
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US-2070671-A // Repeater testing // Meissner Charles R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.06 MB | Shaun Ewing | Feb 16, 1937 00:00 | US-2070671-A // Repeater testing // Meissner Charles R. // Bell Telephone Labor Inc | ||||
| PDF File 2070677.pdf | 463 kB | Shaun Ewing | Feb 16, 1937 00:00 |
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US-2070677-A // Transmission network // Norton Edward L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 463 kB | Shaun Ewing | Feb 16, 1937 00:00 | US-2070677-A // Transmission network // Norton Edward L. // Bell Telephone Labor Inc | ||||
| PDF File 2070678.pdf | 492 kB | Shaun Ewing | Feb 16, 1937 00:00 |
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US-2070678-A // Coaxial conductor system // Odarenko Todos M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 492 kB | Shaun Ewing | Feb 16, 1937 00:00 | US-2070678-A // Coaxial conductor system // Odarenko Todos M. // Bell Telephone Labor Inc |
