Unable to load page tree. It seems that you do not have permission to view the root page.
Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2585571.pdf | 1.49 MB | Shaun Ewing | Feb 12, 1952 00:00 |
|
US-2585571-A // Pulse repeater // Mohr Milton E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.49 MB | Shaun Ewing | Feb 12, 1952 00:00 | US-2585571-A // Pulse repeater // Mohr Milton E. // Bell Telephone Labor Inc | ||||
| PDF File 2585582.pdf | 450 kB | Shaun Ewing | Feb 12, 1952 00:00 |
|
US-2585582-A // Electron gun // Pierce John R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 450 kB | Shaun Ewing | Feb 12, 1952 00:00 | US-2585582-A // Electron gun // Pierce John R. // Bell Telephone Labor Inc | ||||
| PDF File 2585722.pdf | 1.10 MB | Shaun Ewing | Feb 12, 1952 00:00 |
|
US-2585722-A // Frequency divider // Baird Jack A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Feb 12, 1952 00:00 | US-2585722-A // Frequency divider // Baird Jack A. // Bell Telephone Labor Inc | ||||
| PDF File 2585772.pdf | 490 kB | Shaun Ewing | Feb 12, 1952 00:00 |
|
US-2585772-A // Method and circuit for pulsation welding // Hasley Andrew D. ; Hibbard Frank H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 490 kB | Shaun Ewing | Feb 12, 1952 00:00 | US-2585772-A // Method and circuit for pulsation welding // Hasley Andrew D. ; Hibbard Frank H. // Bell Telephone Labor Inc | ||||
| PDF File 2585841.pdf | 787 kB | Shaun Ewing | Feb 12, 1952 00:00 |
|
US-2585841-A // Bridged t phase shifter // Richardson Paul H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 787 kB | Shaun Ewing | Feb 12, 1952 00:00 | US-2585841-A // Bridged t phase shifter // Richardson Paul H. // Bell Telephone Labor Inc | ||||
| PDF File 2585842.pdf | 782 kB | Shaun Ewing | Feb 12, 1952 00:00 |
|
US-2585842-A // Bridged t phase shifter // Richardson Paul H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 782 kB | Shaun Ewing | Feb 12, 1952 00:00 | US-2585842-A // Bridged t phase shifter // Richardson Paul H. // Bell Telephone Labor Inc | ||||
| PDF File 2585866.pdf | 681 kB | Shaun Ewing | Feb 12, 1952 00:00 |
|
US-2585866-A // Antenna mechanism // Jr. Charles F. Spahn, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 681 kB | Shaun Ewing | Feb 12, 1952 00:00 | US-2585866-A // Antenna mechanism // Jr. Charles F. Spahn, // Bell Telephone Labor Inc | ||||
| PDF File 2585904.pdf | 15.00 MB | Shaun Ewing | Feb 19, 1952 00:00 |
|
US-2585904-A // Crossbar telephone system // Busch Aloysius J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 15.00 MB | Shaun Ewing | Feb 19, 1952 00:00 | US-2585904-A // Crossbar telephone system // Busch Aloysius J. // Bell Telephone Labor Inc | ||||
| PDF File 2586080.pdf | 772 kB | Shaun Ewing | Feb 19, 1952 00:00 |
|
US-2586080-A // Semiconductive signal translating device // Pfann William G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 772 kB | Shaun Ewing | Feb 19, 1952 00:00 | US-2586080-A // Semiconductive signal translating device // Pfann William G. // Bell Telephone Labor Inc | ||||
| PDF File 2586534.pdf | 689 kB | Shaun Ewing | Feb 19, 1952 00:00 |
|
US-2586534-A // Private branch exchange trunk circuit // Gray Preston R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 689 kB | Shaun Ewing | Feb 19, 1952 00:00 | US-2586534-A // Private branch exchange trunk circuit // Gray Preston R. // Bell Telephone Labor Inc | ||||
| PDF File 2586540.pdf | 1.89 MB | Shaun Ewing | Feb 19, 1952 00:00 |
|
US-2586540-A // Torsion meter // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.89 MB | Shaun Ewing | Feb 19, 1952 00:00 | US-2586540-A // Torsion meter // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2586597.pdf | 1.77 MB | Shaun Ewing | Feb 19, 1952 00:00 |
|
US-2586597-A // Oscillation generator // Bardeen John ; Brattain Walter H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.77 MB | Shaun Ewing | Feb 19, 1952 00:00 | US-2586597-A // Oscillation generator // Bardeen John ; Brattain Walter H. // Bell Telephone Labor Inc | ||||
| PDF File 2586821.pdf | 1.64 MB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2586821-A // Selective signaling system using rectifiers back to back // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.64 MB | Shaun Ewing | Feb 26, 1952 00:00 | US-2586821-A // Selective signaling system using rectifiers back to back // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2586901.pdf | 1.64 MB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2586901-A // Two-way trunk circuit arranged for dial-back operations // Allison Sewell W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.64 MB | Shaun Ewing | Feb 26, 1952 00:00 | US-2586901-A // Two-way trunk circuit arranged for dial-back operations // Allison Sewell W. // Bell Telephone Labor Inc | ||||
| PDF File 2587014.pdf | 1.22 MB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2587014-A // Charge and tax determining equipment for telephone systems // Vroom Edward // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.22 MB | Shaun Ewing | Feb 26, 1952 00:00 | US-2587014-A // Charge and tax determining equipment for telephone systems // Vroom Edward // Bell Telephone Labor Inc | ||||
| PDF File 2587036.pdf | 945 kB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2587036-A // Process and apparatus for semicontinuous plating // Germer Lester H. ; Reitter George E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 945 kB | Shaun Ewing | Feb 26, 1952 00:00 | US-2587036-A // Process and apparatus for semicontinuous plating // Germer Lester H. ; Reitter George E. // Bell Telephone Labor Inc | ||||
| PDF File 2587043.pdf | 366 kB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2587043-A // Preparation of 1,2 di-primary amines // Hawkins Walter Lincoln // Bell Telephone Labor Inc | |||
| Version 1 (current) | 366 kB | Shaun Ewing | Feb 26, 1952 00:00 | US-2587043-A // Preparation of 1,2 di-primary amines // Hawkins Walter Lincoln // Bell Telephone Labor Inc | ||||
| PDF File 2587055.pdf | 499 kB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2587055-A // Electrical cavity resonator for microwaves // Marshall Robert W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 499 kB | Shaun Ewing | Feb 26, 1952 00:00 | US-2587055-A // Electrical cavity resonator for microwaves // Marshall Robert W. // Bell Telephone Labor Inc | ||||
| PDF File 2587458.pdf | 475 kB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2587458-A // Contact spring // Fritts Morris // Bell Telephone Labor Inc | |||
| Version 1 (current) | 475 kB | Shaun Ewing | Feb 26, 1952 00:00 | US-2587458-A // Contact spring // Fritts Morris // Bell Telephone Labor Inc | ||||
| PDF File 2587482.pdf | 601 kB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2587482-A // Piezoelectric type switching relay // Keller Arthur C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 601 kB | Shaun Ewing | Feb 26, 1952 00:00 | US-2587482-A // Piezoelectric type switching relay // Keller Arthur C. // Bell Telephone Labor Inc |
