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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2164335.pdf | 711 kB | Shaun Ewing | Jul 04, 1939 00:00 |
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US-2164335-A // Telephone system // Mathes Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 711 kB | Shaun Ewing | Jul 04, 1939 00:00 | US-2164335-A // Telephone system // Mathes Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2164344.pdf | 829 kB | Shaun Ewing | Jul 04, 1939 00:00 |
|
US-2164344-A // Signal transmission system // Norwine Andrew C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 829 kB | Shaun Ewing | Jul 04, 1939 00:00 | US-2164344-A // Signal transmission system // Norwine Andrew C. // Bell Telephone Labor Inc | ||||
| PDF File 2164383.pdf | 1.43 MB | Shaun Ewing | Jul 04, 1939 00:00 |
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US-2164383-A // Magnetic device // Burton Everett T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.43 MB | Shaun Ewing | Jul 04, 1939 00:00 | US-2164383-A // Magnetic device // Burton Everett T. // Bell Telephone Labor Inc | ||||
| PDF File 2164541.pdf | 637 kB | Shaun Ewing | Jul 04, 1939 00:00 |
|
US-2164541-A // Electromechanical wave filter // Och Henry G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 637 kB | Shaun Ewing | Jul 04, 1939 00:00 | US-2164541-A // Electromechanical wave filter // Och Henry G. // Bell Telephone Labor Inc | ||||
| PDF File 2164731.pdf | 1.06 MB | Shaun Ewing | Jul 04, 1939 00:00 |
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US-2164731-A // Telephone system // Bascom Henry M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.06 MB | Shaun Ewing | Jul 04, 1939 00:00 | US-2164731-A // Telephone system // Bascom Henry M. // Bell Telephone Labor Inc | ||||
| PDF File 2164752.pdf | 467 kB | Shaun Ewing | Jul 04, 1939 00:00 |
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US-2164752-A // Transmission circuits // Nyquist Harry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 467 kB | Shaun Ewing | Jul 04, 1939 00:00 | US-2164752-A // Transmission circuits // Nyquist Harry // Bell Telephone Labor Inc | ||||
| PDF File 2165025.pdf | 639 kB | Shaun Ewing | Jul 04, 1939 00:00 |
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US-2165025-A // Safety circuits for cathode ray tubes // Jr. Millard W. Baldwin, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 639 kB | Shaun Ewing | Jul 04, 1939 00:00 | US-2165025-A // Safety circuits for cathode ray tubes // Jr. Millard W. Baldwin, // Bell Telephone Labor Inc | ||||
| PDF File 2165307.pdf | 857 kB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165307-A // Means for translating magnetic variations into electric variations // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 857 kB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165307-A // Means for translating magnetic variations into electric variations // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2165308.pdf | 787 kB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165308-A // Cathode ray device // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 787 kB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165308-A // Cathode ray device // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2165509.pdf | 312 kB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165509-A // Oscillation generator // Ring Douglas H. ; Wintringham William T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 312 kB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165509-A // Oscillation generator // Ring Douglas H. ; Wintringham William T. // Bell Telephone Labor Inc | ||||
| PDF File 2165510.pdf | 523 kB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165510-A // Electrical measuring, recording, and control system // Rosene Victor E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 523 kB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165510-A // Electrical measuring, recording, and control system // Rosene Victor E. // Bell Telephone Labor Inc | ||||
| PDF File 2165517.pdf | 893 kB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165517-A // Oscillation generator // Stevenson George H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 893 kB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165517-A // Oscillation generator // Stevenson George H. // Bell Telephone Labor Inc | ||||
| PDF File 2165798.pdf | 676 kB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165798-A // Relay // Kannenberg Walter F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 676 kB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165798-A // Relay // Kannenberg Walter F. // Bell Telephone Labor Inc | ||||
| PDF File 2165855.pdf | 770 kB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165855-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 770 kB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165855-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | ||||
| PDF File 2165924.pdf | 11.21 MB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165924-A // Telephone system // Goodrum Charles L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 11.21 MB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165924-A // Telephone system // Goodrum Charles L. // Bell Telephone Labor Inc | ||||
| PDF File 2165925.pdf | 4.31 MB | Shaun Ewing | Jul 11, 1939 00:00 |
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US-2165925-A // Automatic billing system // Goodrum Charles L. ; Hinrichsen Edward E. ; Keller Leo // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.31 MB | Shaun Ewing | Jul 11, 1939 00:00 | US-2165925-A // Automatic billing system // Goodrum Charles L. ; Hinrichsen Edward E. ; Keller Leo // Bell Telephone Labor Inc | ||||
| PDF File 2166237.pdf | 753 kB | Shaun Ewing | Jul 18, 1939 00:00 |
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US-2166237-A // Antenna coupling system // Cushman Robert A. ; Smith Phillip H. ; Specht Malcolm A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 753 kB | Shaun Ewing | Jul 18, 1939 00:00 | US-2166237-A // Antenna coupling system // Cushman Robert A. ; Smith Phillip H. ; Specht Malcolm A. // Bell Telephone Labor Inc | ||||
| PDF File 2166326.pdf | 413 kB | Shaun Ewing | Jul 18, 1939 00:00 |
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US-2166326-A // Method of damping vibratory members // Riesz Robert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 413 kB | Shaun Ewing | Jul 18, 1939 00:00 | US-2166326-A // Method of damping vibratory members // Riesz Robert R. // Bell Telephone Labor Inc | ||||
| PDF File 2166359.pdf | 1.25 MB | Shaun Ewing | Jul 18, 1939 00:00 |
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US-2166359-A // Magnetostrictive device // Lakatos Emory // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Jul 18, 1939 00:00 | US-2166359-A // Magnetostrictive device // Lakatos Emory // Bell Telephone Labor Inc | ||||
| PDF File 2166515.pdf | 706 kB | Shaun Ewing | Jul 18, 1939 00:00 |
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US-2166515-A // Sound translating apparatus // Atkins George E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 706 kB | Shaun Ewing | Jul 18, 1939 00:00 | US-2166515-A // Sound translating apparatus // Atkins George E. // Bell Telephone Labor Inc |
