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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2568177.pdf | 708 kB | Shaun Ewing | Sept 18, 1951 00:00 |
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US-2568177-A // Signaling system // Vroom Edward // Bell Telephone Labor Inc | |||
| Version 1 (current) | 708 kB | Shaun Ewing | Sept 18, 1951 00:00 | US-2568177-A // Signaling system // Vroom Edward // Bell Telephone Labor Inc | ||||
| PDF File 2568172.pdf | 394 kB | Shaun Ewing | Sept 18, 1951 00:00 |
|
US-2568172-A // Current supply apparatus // Spencer Harry H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 394 kB | Shaun Ewing | Sept 18, 1951 00:00 | US-2568172-A // Current supply apparatus // Spencer Harry H. // Bell Telephone Labor Inc | ||||
| PDF File 2568164.pdf | 943 kB | Shaun Ewing | Sept 18, 1951 00:00 |
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US-2568164-A // Key pulsing b operator position circuit // Noweck Herman E. ; Robb Theodore D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 943 kB | Shaun Ewing | Sept 18, 1951 00:00 | US-2568164-A // Key pulsing b operator position circuit // Noweck Herman E. ; Robb Theodore D. // Bell Telephone Labor Inc | ||||
| PDF File 2568150.pdf | 1.34 MB | Shaun Ewing | Sept 18, 1951 00:00 |
|
US-2568150-A // Balancing network for subscribers' telephone sets // Graham Frank H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.34 MB | Shaun Ewing | Sept 18, 1951 00:00 | US-2568150-A // Balancing network for subscribers' telephone sets // Graham Frank H. // Bell Telephone Labor Inc | ||||
| PDF File 2568138.pdf | 724 kB | Shaun Ewing | Sept 18, 1951 00:00 |
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US-2568138-A // Combined line and tripping relay circuit for telephone lines // Beaumont William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 724 kB | Shaun Ewing | Sept 18, 1951 00:00 | US-2568138-A // Combined line and tripping relay circuit for telephone lines // Beaumont William M. // Bell Telephone Labor Inc | ||||
| PDF File 2567970.pdf | 756 kB | Shaun Ewing | Sept 18, 1951 00:00 |
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US-2567970-A // Semiconductor comprising silicon and method of making it // Scaff Jack H. ; Theuerer Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 756 kB | Shaun Ewing | Sept 18, 1951 00:00 | US-2567970-A // Semiconductor comprising silicon and method of making it // Scaff Jack H. ; Theuerer Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 2567827.pdf | 1.09 MB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567827-A // Time delay relay // Stoller Marian M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567827-A // Time delay relay // Stoller Marian M. // Bell Telephone Labor Inc | ||||
| PDF File 2567824.pdf | 676 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567824-A // Automatic gain control // Nylund Harry W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 676 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567824-A // Automatic gain control // Nylund Harry W. // Bell Telephone Labor Inc | ||||
| PDF File 2567812.pdf | 847 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567812-A // Code transmitter // Hickman Clarence N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 847 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567812-A // Code transmitter // Hickman Clarence N. // Bell Telephone Labor Inc | ||||
| PDF File 2567797.pdf | 397 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567797-A // Current supply apparatus // Anderson Frederic W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 397 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567797-A // Current supply apparatus // Anderson Frederic W. // Bell Telephone Labor Inc | ||||
| PDF File 2567415.pdf | 402 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567415-A // Grid assembly and method of fabrication // Walsh Edward J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 402 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567415-A // Grid assembly and method of fabrication // Walsh Edward J. // Bell Telephone Labor Inc | ||||
| PDF File 2567406.pdf | 609 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567406-A // Electric discharge device for highfrequency oscillations // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 609 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567406-A // Electric discharge device for highfrequency oscillations // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2567394.pdf | 733 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567394-A // Inductance coil // Nuttman Charles W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 733 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567394-A // Inductance coil // Nuttman Charles W. // Bell Telephone Labor Inc | ||||
| PDF File 2567380.pdf | 778 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567380-A // Parallel telectrical wave transmission network // Kingsbury Burton A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 778 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567380-A // Parallel telectrical wave transmission network // Kingsbury Burton A. // Bell Telephone Labor Inc | ||||
| PDF File 2567368.pdf | 564 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567368-A // Telephone transmitter // Eckardt Helmuth // Bell Telephone Labor Inc | |||
| Version 1 (current) | 564 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567368-A // Telephone transmitter // Eckardt Helmuth // Bell Telephone Labor Inc | ||||
| PDF File 2567365.pdf | 395 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567365-A // Polarized operator for telephone receivers // Dalton John F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 395 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567365-A // Polarized operator for telephone receivers // Dalton John F. // Bell Telephone Labor Inc | ||||
| PDF File 2567359.pdf | 592 kB | Shaun Ewing | Sept 11, 1951 00:00 |
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US-2567359-A // Electron discharge apparatus // Anderson Alva Eugene // Bell Telephone Labor Inc | |||
| Version 1 (current) | 592 kB | Shaun Ewing | Sept 11, 1951 00:00 | US-2567359-A // Electron discharge apparatus // Anderson Alva Eugene // Bell Telephone Labor Inc | ||||
| PDF File 2566850.pdf | 292 kB | Shaun Ewing | Sept 04, 1951 00:00 |
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US-2566850-A // Electroacoustic transducer // Mott Edward E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 292 kB | Shaun Ewing | Sept 04, 1951 00:00 | US-2566850-A // Electroacoustic transducer // Mott Edward E. // Bell Telephone Labor Inc | ||||
| PDF File 2566849.pdf | 611 kB | Shaun Ewing | Sept 04, 1951 00:00 |
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US-2566849-A // Electroacoustic transducer // Mott Edward E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 611 kB | Shaun Ewing | Sept 04, 1951 00:00 | US-2566849-A // Electroacoustic transducer // Mott Edward E. // Bell Telephone Labor Inc | ||||
| PDF File 2566848.pdf | 932 kB | Shaun Ewing | Sept 04, 1951 00:00 |
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US-2566848-A // Wire winding and tensioning device // Morton Jack A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 932 kB | Shaun Ewing | Sept 04, 1951 00:00 | US-2566848-A // Wire winding and tensioning device // Morton Jack A. // Bell Telephone Labor Inc |
