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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2266168.pdf | 735 kB | Shaun Ewing | Dec 16, 1941 00:00 |
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US-2266168-A // Amplifier // Crabtree Theodore H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 735 kB | Shaun Ewing | Dec 16, 1941 00:00 | US-2266168-A // Amplifier // Crabtree Theodore H. // Bell Telephone Labor Inc | ||||
| PDF File 2265846.pdf | 332 kB | Shaun Ewing | Dec 09, 1941 00:00 |
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US-2265846-A // Swivel connector // Krantz Hubert K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 332 kB | Shaun Ewing | Dec 09, 1941 00:00 | US-2265846-A // Swivel connector // Krantz Hubert K. // Bell Telephone Labor Inc | ||||
| PDF File 2265844.pdf | 1.22 MB | Shaun Ewing | Dec 09, 1941 00:00 |
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US-2265844-A // Calling line identification circuit // Korn Franklin A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.22 MB | Shaun Ewing | Dec 09, 1941 00:00 | US-2265844-A // Calling line identification circuit // Korn Franklin A. // Bell Telephone Labor Inc | ||||
| PDF File 2265831.pdf | 630 kB | Shaun Ewing | Dec 09, 1941 00:00 |
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US-2265831-A // Method and apparatus for magnetic recording // Wooldridge Dean E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 630 kB | Shaun Ewing | Dec 09, 1941 00:00 | US-2265831-A // Method and apparatus for magnetic recording // Wooldridge Dean E. // Bell Telephone Labor Inc | ||||
| PDF File 2265292.pdf | 480 kB | Shaun Ewing | Dec 09, 1941 00:00 |
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US-2265292-A // Method and apparatus for testing telephone transmitters // Krebs Luther E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 480 kB | Shaun Ewing | Dec 09, 1941 00:00 | US-2265292-A // Method and apparatus for testing telephone transmitters // Krebs Luther E. // Bell Telephone Labor Inc | ||||
| PDF File 2265224.pdf | 725 kB | Shaun Ewing | Dec 09, 1941 00:00 |
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US-2265224-A // Relay circuit // Burton Everett T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 725 kB | Shaun Ewing | Dec 09, 1941 00:00 | US-2265224-A // Relay circuit // Burton Everett T. // Bell Telephone Labor Inc | ||||
| PDF File 2265223.pdf | 777 kB | Shaun Ewing | Dec 09, 1941 00:00 |
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US-2265223-A // Service observing set // Brown Horatio G. W. ; Logan Mason A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 777 kB | Shaun Ewing | Dec 09, 1941 00:00 | US-2265223-A // Service observing set // Brown Horatio G. W. ; Logan Mason A. // Bell Telephone Labor Inc | ||||
| PDF File 2265042.pdf | 379 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2265042-A // Attenuation equalizer // Lundry Walter R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 379 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2265042-A // Attenuation equalizer // Lundry Walter R. // Bell Telephone Labor Inc | ||||
| PDF File 2264764.pdf | 683 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2264764-A // Crystal-controlled oscillator // Koerner Lawrence F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 683 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2264764-A // Crystal-controlled oscillator // Koerner Lawrence F. // Bell Telephone Labor Inc | ||||
| PDF File 2264746.pdf | 184 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2264746-A // Electromagnetic switch // Ellwood Walter B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 184 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2264746-A // Electromagnetic switch // Ellwood Walter B. // Bell Telephone Labor Inc | ||||
| PDF File 2264397.pdf | 870 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2264397-A // Power line carrier frequency telephone system // Moore Hilbert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2264397-A // Power line carrier frequency telephone system // Moore Hilbert R. // Bell Telephone Labor Inc | ||||
| PDF File 2264396.pdf | 532 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2264396-A // Power line carrier frequency telephone system // Moore Hilbert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 532 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2264396-A // Power line carrier frequency telephone system // Moore Hilbert R. // Bell Telephone Labor Inc | ||||
| PDF File 2264395.pdf | 661 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2264395-A // Power line carrier frequency telephone system // Mitchell Doren // Bell Telephone Labor Inc | |||
| Version 1 (current) | 661 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2264395-A // Power line carrier frequency telephone system // Mitchell Doren // Bell Telephone Labor Inc | ||||
| PDF File 2264393.pdf | 659 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2264393-A // Electric wave transmission system // Mccurdy Ralph G. ; Mitchell Doren // Bell Telephone Labor Inc | |||
| Version 1 (current) | 659 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2264393-A // Electric wave transmission system // Mccurdy Ralph G. ; Mitchell Doren // Bell Telephone Labor Inc | ||||
| PDF File 2264132.pdf | 1.31 MB | Shaun Ewing | Nov 25, 1941 00:00 |
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US-2264132-A // Method and apparatus for measuring cross talk // Jr. Edwin P. Felch, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.31 MB | Shaun Ewing | Nov 25, 1941 00:00 | US-2264132-A // Method and apparatus for measuring cross talk // Jr. Edwin P. Felch, // Bell Telephone Labor Inc | ||||
| PDF File 2264130.pdf | 182 kB | Shaun Ewing | Nov 25, 1941 00:00 |
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US-2264130-A // Protective device // Compton Kenneth G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 182 kB | Shaun Ewing | Nov 25, 1941 00:00 | US-2264130-A // Protective device // Compton Kenneth G. // Bell Telephone Labor Inc | ||||
| PDF File 2264124.pdf | 191 kB | Shaun Ewing | Nov 25, 1941 00:00 |
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US-2264124-A // Relay // Schreiner Louis R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 191 kB | Shaun Ewing | Nov 25, 1941 00:00 | US-2264124-A // Relay // Schreiner Louis R. // Bell Telephone Labor Inc | ||||
| PDF File 2264022.pdf | 243 kB | Shaun Ewing | Nov 25, 1941 00:00 |
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US-2264022-A // Relay // Ellwood Walter B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 243 kB | Shaun Ewing | Nov 25, 1941 00:00 | US-2264022-A // Relay // Ellwood Walter B. // Bell Telephone Labor Inc | ||||
| PDF File 2263993.pdf | 1.10 MB | Shaun Ewing | Nov 25, 1941 00:00 |
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US-2263993-A // Preparation of purified rubber and rubber-like materials // Kemp Archie R. ; Peters Henry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Nov 25, 1941 00:00 | US-2263993-A // Preparation of purified rubber and rubber-like materials // Kemp Archie R. ; Peters Henry // Bell Telephone Labor Inc | ||||
| PDF File 2263728.pdf | 394 kB | Shaun Ewing | Nov 25, 1941 00:00 |
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US-2263728-A // Combined line wire tie and reenforcement // Gordon Chester S. ; Kleinfelder Walter C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 394 kB | Shaun Ewing | Nov 25, 1941 00:00 | US-2263728-A // Combined line wire tie and reenforcement // Gordon Chester S. ; Kleinfelder Walter C. // Bell Telephone Labor Inc |
