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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2806091.pdf | 1.32 MB | Shaun Ewing | Sept 10, 1957 00:00 |
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US-2806091-A // Multiparty identification system // Lewis Benjamin F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.32 MB | Shaun Ewing | Sept 10, 1957 00:00 | US-2806091-A // Multiparty identification system // Lewis Benjamin F. // Bell Telephone Labor Inc | ||||
| PDF File 2806138.pdf | 354 kB | Shaun Ewing | Sept 10, 1957 00:00 |
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US-2806138-A // Wave guide frequency converter // Hopper Andrew L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 354 kB | Shaun Ewing | Sept 10, 1957 00:00 | US-2806138-A // Wave guide frequency converter // Hopper Andrew L. // Bell Telephone Labor Inc | ||||
| PDF File 2806169.pdf | 652 kB | Shaun Ewing | Sept 10, 1957 00:00 |
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US-2806169-A // Electron discharge devices // Robertson George H. ; Walsh Edward J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 652 kB | Shaun Ewing | Sept 10, 1957 00:00 | US-2806169-A // Electron discharge devices // Robertson George H. ; Walsh Edward J. // Bell Telephone Labor Inc | ||||
| PDF File 2806186.pdf | 2.70 MB | Shaun Ewing | Sept 10, 1957 00:00 |
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US-2806186-A // Relay adjusting set // Brown John T. L. ; Jr. Charles E. Pollard, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.70 MB | Shaun Ewing | Sept 10, 1957 00:00 | US-2806186-A // Relay adjusting set // Brown John T. L. ; Jr. Charles E. Pollard, // Bell Telephone Labor Inc | ||||
| PDF File 2806200.pdf | 956 kB | Shaun Ewing | Sept 10, 1957 00:00 |
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US-2806200-A // Ambient temperature compensation of thermistors // Ketchledge Raymond W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 956 kB | Shaun Ewing | Sept 10, 1957 00:00 | US-2806200-A // Ambient temperature compensation of thermistors // Ketchledge Raymond W. // Bell Telephone Labor Inc | ||||
| PDF File 2806210.pdf | 760 kB | Shaun Ewing | Sept 10, 1957 00:00 |
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US-2806210-A // Impedance matching devices for waveguide hybrid junctions // Edwards Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 760 kB | Shaun Ewing | Sept 10, 1957 00:00 | US-2806210-A // Impedance matching devices for waveguide hybrid junctions // Edwards Charles F. // Bell Telephone Labor Inc | ||||
| PDF File 2806950.pdf | 1.19 MB | Shaun Ewing | Sept 17, 1957 00:00 |
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US-2806950-A // Circulating pulse decoder // Carbrey Robert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Sept 17, 1957 00:00 | US-2806950-A // Circulating pulse decoder // Carbrey Robert L. // Bell Telephone Labor Inc | ||||
| PDF File 2806997.pdf | 1.05 MB | Shaun Ewing | Sept 17, 1957 00:00 |
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US-2806997-A // Circulating pulse coders // Carbrey Robert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.05 MB | Shaun Ewing | Sept 17, 1957 00:00 | US-2806997-A // Circulating pulse coders // Carbrey Robert L. // Bell Telephone Labor Inc | ||||
| PDF File 2807668.pdf | 4.74 MB | Shaun Ewing | Sept 24, 1957 00:00 |
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US-2807668-A // Line concentrator service observing circuit // Krom Myron E. ; Posin Melvin // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.74 MB | Shaun Ewing | Sept 24, 1957 00:00 | US-2807668-A // Line concentrator service observing circuit // Krom Myron E. ; Posin Melvin // Bell Telephone Labor Inc | ||||
| PDF File 2807712.pdf | 883 kB | Shaun Ewing | Sept 24, 1957 00:00 |
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US-2807712-A // Electronic systems // Smith Kenneth D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 883 kB | Shaun Ewing | Sept 24, 1957 00:00 | US-2807712-A // Electronic systems // Smith Kenneth D. // Bell Telephone Labor Inc | ||||
| PDF File 2807743.pdf | 1.21 MB | Shaun Ewing | Sept 24, 1957 00:00 |
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US-2807743-A // Traveling wave tube apparatus including magnetic structures // Cioffi Paul P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Sept 24, 1957 00:00 | US-2807743-A // Traveling wave tube apparatus including magnetic structures // Cioffi Paul P. // Bell Telephone Labor Inc | ||||
| PDF File 2807796.pdf | 1.15 MB | Shaun Ewing | Sept 24, 1957 00:00 |
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US-2807796-A // Register circuit // Germanton Charles E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.15 MB | Shaun Ewing | Sept 24, 1957 00:00 | US-2807796-A // Register circuit // Germanton Charles E. // Bell Telephone Labor Inc | ||||
| PDF File 2807810.pdf | 374 kB | Shaun Ewing | Oct 01, 1957 00:00 |
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US-2807810-A // Combination wire stripping, cutting, and wrapping tool // Belek Emil ; Riederer Conrad A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 374 kB | Shaun Ewing | Oct 01, 1957 00:00 | US-2807810-A // Combination wire stripping, cutting, and wrapping tool // Belek Emil ; Riederer Conrad A. // Bell Telephone Labor Inc | ||||
| PDF File 2807856.pdf | 362 kB | Shaun Ewing | Oct 01, 1957 00:00 |
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US-2807856-A // Manufacture of silicon carbide varistors // Frosch Carl J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 362 kB | Shaun Ewing | Oct 01, 1957 00:00 | US-2807856-A // Manufacture of silicon carbide varistors // Frosch Carl J. // Bell Telephone Labor Inc | ||||
| PDF File 2807868.pdf | 693 kB | Shaun Ewing | Oct 01, 1957 00:00 |
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US-2807868-A // Method of manufacture of contact springs // Knapp Harry M. ; Koehler Donald C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 693 kB | Shaun Ewing | Oct 01, 1957 00:00 | US-2807868-A // Method of manufacture of contact springs // Knapp Harry M. ; Koehler Donald C. // Bell Telephone Labor Inc | ||||
| PDF File 2808315.pdf | 693 kB | Shaun Ewing | Oct 01, 1957 00:00 |
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US-2808315-A // Processing of silicon // Bemski George // Bell Telephone Labor Inc | |||
| Version 1 (current) | 693 kB | Shaun Ewing | Oct 01, 1957 00:00 | US-2808315-A // Processing of silicon // Bemski George // Bell Telephone Labor Inc | ||||
| PDF File 2808459.pdf | 2.00 MB | Shaun Ewing | Oct 01, 1957 00:00 |
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US-2808459-A // Identifier-translator // Barlow Dick S. ; Jr. George B. Crofutt, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.00 MB | Shaun Ewing | Oct 01, 1957 00:00 | US-2808459-A // Identifier-translator // Barlow Dick S. ; Jr. George B. Crofutt, // Bell Telephone Labor Inc | ||||
| PDF File 2808462.pdf | 455 kB | Shaun Ewing | Oct 01, 1957 00:00 |
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US-2808462-A // Subscriber telephone set // Meacham Larned A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 455 kB | Shaun Ewing | Oct 01, 1957 00:00 | US-2808462-A // Subscriber telephone set // Meacham Larned A. // Bell Telephone Labor Inc | ||||
| PDF File 2808463.pdf | 775 kB | Shaun Ewing | Oct 01, 1957 00:00 |
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US-2808463-A // Telephone signaling device // Jenkins Reginald T. ; Polk Robert E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 775 kB | Shaun Ewing | Oct 01, 1957 00:00 | US-2808463-A // Telephone signaling device // Jenkins Reginald T. ; Polk Robert E. // Bell Telephone Labor Inc | ||||
| PDF File 2808464.pdf | 974 kB | Shaun Ewing | Oct 01, 1957 00:00 |
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US-2808464-A // Carrier ringing circuit // Wcber Laurance A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 974 kB | Shaun Ewing | Oct 01, 1957 00:00 | US-2808464-A // Carrier ringing circuit // Wcber Laurance A. // Bell Telephone Labor Inc |
