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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2431692.pdf | 590 kB | Shaun Ewing | Dec 02, 1947 00:00 |
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US-2431692-A // Alternate route telephone switching mechanism // Hersey Ralph E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 590 kB | Shaun Ewing | Dec 02, 1947 00:00 | US-2431692-A // Alternate route telephone switching mechanism // Hersey Ralph E. // Bell Telephone Labor Inc | ||||
| PDF File 2412210.pdf | 588 kB | Shaun Ewing | Dec 10, 1946 00:00 |
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US-2412210-A // Cathode-ray sweep circuit // Edson James O. ; Edson William A. ; Maggio John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 588 kB | Shaun Ewing | Dec 10, 1946 00:00 | US-2412210-A // Cathode-ray sweep circuit // Edson James O. ; Edson William A. ; Maggio John B. // Bell Telephone Labor Inc | ||||
| PDF File 2418809.pdf | 587 kB | Shaun Ewing | Apr 15, 1947 00:00 |
|
US-2418809-A // Wave transmission system // Albersheim Walter J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 587 kB | Shaun Ewing | Apr 15, 1947 00:00 | US-2418809-A // Wave transmission system // Albersheim Walter J. // Bell Telephone Labor Inc | ||||
| PDF File 2492371.pdf | 586 kB | Shaun Ewing | Dec 27, 1949 00:00 |
|
US-2492371-A // Apparatus for measuring air velocity // Sivian Leon J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 586 kB | Shaun Ewing | Dec 27, 1949 00:00 | US-2492371-A // Apparatus for measuring air velocity // Sivian Leon J. // Bell Telephone Labor Inc | ||||
| PDF File 2468850.pdf | 586 kB | Shaun Ewing | May 03, 1949 00:00 |
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US-2468850-A // Voltage regulation // Trucksess David E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 586 kB | Shaun Ewing | May 03, 1949 00:00 | US-2468850-A // Voltage regulation // Trucksess David E. // Bell Telephone Labor Inc | ||||
| PDF File 2454314.pdf | 584 kB | Shaun Ewing | Nov 23, 1948 00:00 |
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US-2454314-A // Vacuum cleaner // Gent Edgar W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 584 kB | Shaun Ewing | Nov 23, 1948 00:00 | US-2454314-A // Vacuum cleaner // Gent Edgar W. // Bell Telephone Labor Inc | ||||
| PDF File 2437274.pdf | 584 kB | Shaun Ewing | Mar 09, 1948 00:00 |
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US-2437274-A // Electron discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 584 kB | Shaun Ewing | Mar 09, 1948 00:00 | US-2437274-A // Electron discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2505370.pdf | 583 kB | Shaun Ewing | Apr 25, 1950 00:00 |
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US-2505370-A // Piezoelectric crystal unit // Sykes Roger A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 583 kB | Shaun Ewing | Apr 25, 1950 00:00 | US-2505370-A // Piezoelectric crystal unit // Sykes Roger A. // Bell Telephone Labor Inc | ||||
| PDF File 2467292.pdf | 582 kB | Shaun Ewing | Apr 12, 1949 00:00 |
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US-2467292-A // Support for conductors of signal transmission lines // Burrows Charles R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 582 kB | Shaun Ewing | Apr 12, 1949 00:00 | US-2467292-A // Support for conductors of signal transmission lines // Burrows Charles R. // Bell Telephone Labor Inc | ||||
| PDF File 2419572.pdf | 582 kB | Shaun Ewing | Apr 29, 1947 00:00 |
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US-2419572-A // Electron discharge device // Laico Joseph P. ; Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 582 kB | Shaun Ewing | Apr 29, 1947 00:00 | US-2419572-A // Electron discharge device // Laico Joseph P. ; Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2518385.pdf | 582 kB | Shaun Ewing | Aug 08, 1950 00:00 |
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US-2518385-A // Latching mechanism for telephone sets // Shann Oscar A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 582 kB | Shaun Ewing | Aug 08, 1950 00:00 | US-2518385-A // Latching mechanism for telephone sets // Shann Oscar A. // Bell Telephone Labor Inc | ||||
| PDF File 2405175.pdf | 580 kB | Shaun Ewing | Aug 06, 1946 00:00 |
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US-2405175-A // Ultra high frequency oscillator // Anderson Alva Eugene ; Samuel Arthur L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 580 kB | Shaun Ewing | Aug 06, 1946 00:00 | US-2405175-A // Ultra high frequency oscillator // Anderson Alva Eugene ; Samuel Arthur L. // Bell Telephone Labor Inc | ||||
| PDF File 2425345.pdf | 580 kB | Shaun Ewing | Aug 12, 1947 00:00 |
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US-2425345-A // Microwave transmission system // Ring Douglas H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 580 kB | Shaun Ewing | Aug 12, 1947 00:00 | US-2425345-A // Microwave transmission system // Ring Douglas H. // Bell Telephone Labor Inc | ||||
| PDF File 2436393.pdf | 578 kB | Shaun Ewing | Feb 24, 1948 00:00 |
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US-2436393-A // Cathode-ray tube with discharge to deflecting plates // Maggio John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 578 kB | Shaun Ewing | Feb 24, 1948 00:00 | US-2436393-A // Cathode-ray tube with discharge to deflecting plates // Maggio John B. // Bell Telephone Labor Inc | ||||
| PDF File 2502999.pdf | 578 kB | Shaun Ewing | Apr 04, 1950 00:00 |
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US-2502999-A // Telephone coin collector with pile-up leveling means // Shann Oscar A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 578 kB | Shaun Ewing | Apr 04, 1950 00:00 | US-2502999-A // Telephone coin collector with pile-up leveling means // Shann Oscar A. // Bell Telephone Labor Inc | ||||
| PDF File 2405230.pdf | 577 kB | Shaun Ewing | Aug 06, 1946 00:00 |
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US-2405230-A // Telephone system // Myers Oscar // Bell Telephone Labor Inc | |||
| Version 1 (current) | 577 kB | Shaun Ewing | Aug 06, 1946 00:00 | US-2405230-A // Telephone system // Myers Oscar // Bell Telephone Labor Inc | ||||
| PDF File 2451413.pdf | 576 kB | Shaun Ewing | Oct 12, 1948 00:00 |
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US-2451413-A // Coupling device for concentric conductor lines // Robinson Albert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 576 kB | Shaun Ewing | Oct 12, 1948 00:00 | US-2451413-A // Coupling device for concentric conductor lines // Robinson Albert L. // Bell Telephone Labor Inc | ||||
| PDF File 2418158.pdf | 575 kB | Shaun Ewing | Apr 01, 1947 00:00 |
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US-2418158-A // Gunfire control // Bruce Edmond // Bell Telephone Labor Inc | |||
| Version 1 (current) | 575 kB | Shaun Ewing | Apr 01, 1947 00:00 | US-2418158-A // Gunfire control // Bruce Edmond // Bell Telephone Labor Inc | ||||
| PDF File 2406020.pdf | 575 kB | Shaun Ewing | Aug 20, 1946 00:00 |
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US-2406020-A // Telegraph signal enciphering mechanism // Lang Wilmarth Y. ; Watson Edward F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 575 kB | Shaun Ewing | Aug 20, 1946 00:00 | US-2406020-A // Telegraph signal enciphering mechanism // Lang Wilmarth Y. ; Watson Edward F. // Bell Telephone Labor Inc | ||||
| PDF File 2416315.pdf | 574 kB | Shaun Ewing | Feb 25, 1947 00:00 |
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US-2416315-A // Electron discharge device // Hartman Paul L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 574 kB | Shaun Ewing | Feb 25, 1947 00:00 | US-2416315-A // Electron discharge device // Hartman Paul L. // Bell Telephone Labor Inc |
