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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2509906.pdf | 643 kB | Shaun Ewing | May 30, 1950 00:00 |
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US-2509906-A // Glass-to-metal seal // Clark James E. ; Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 643 kB | Shaun Ewing | May 30, 1950 00:00 | US-2509906-A // Glass-to-metal seal // Clark James E. ; Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2509889.pdf | 230 kB | Shaun Ewing | May 30, 1950 00:00 |
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US-2509889-A // Differential altimeter // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 230 kB | Shaun Ewing | May 30, 1950 00:00 | US-2509889-A // Differential altimeter // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2509478.pdf | 2.61 MB | Shaun Ewing | May 30, 1950 00:00 |
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US-2509478-A // Piezoelectric crystal apparatus // Caroselli Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.61 MB | Shaun Ewing | May 30, 1950 00:00 | US-2509478-A // Piezoelectric crystal apparatus // Caroselli Frank // Bell Telephone Labor Inc | ||||
| PDF File 2509068.pdf | 487 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2509068-A // Polarimetric method and means of determining the degree of alignment of fibers // Mcmahon William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 487 kB | Shaun Ewing | May 23, 1950 00:00 | US-2509068-A // Polarimetric method and means of determining the degree of alignment of fibers // Mcmahon William // Bell Telephone Labor Inc | ||||
| PDF File 2509065.pdf | 616 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2509065-A // Electron discharge apparatus // Kirkpatrick William E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 616 kB | Shaun Ewing | May 23, 1950 00:00 | US-2509065-A // Electron discharge apparatus // Kirkpatrick William E. // Bell Telephone Labor Inc | ||||
| PDF File 2509064.pdf | 801 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2509064-A // Reduction of noise in pulse position modulation systems // Huber George H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 801 kB | Shaun Ewing | May 23, 1950 00:00 | US-2509064-A // Reduction of noise in pulse position modulation systems // Huber George H. // Bell Telephone Labor Inc | ||||
| PDF File 2509058.pdf | 302 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2509058-A // Friction device for operating knobs in adjustable apparatus // Haury Paul T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 302 kB | Shaun Ewing | May 23, 1950 00:00 | US-2509058-A // Friction device for operating knobs in adjustable apparatus // Haury Paul T. // Bell Telephone Labor Inc | ||||
| PDF File 2509053.pdf | 709 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2509053-A // Space current device employing mutually bombarded electrodes // Calbick Chester J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 709 kB | Shaun Ewing | May 23, 1950 00:00 | US-2509053-A // Space current device employing mutually bombarded electrodes // Calbick Chester J. // Bell Telephone Labor Inc | ||||
| PDF File 2509050.pdf | 1.22 MB | Shaun Ewing | May 23, 1950 00:00 |
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US-2509050-A // Timed trunk release // Anderson Lynn T. ; Goddard Myron C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.22 MB | Shaun Ewing | May 23, 1950 00:00 | US-2509050-A // Timed trunk release // Anderson Lynn T. ; Goddard Myron C. // Bell Telephone Labor Inc | ||||
| PDF File 2508622.pdf | 2.43 MB | Shaun Ewing | May 23, 1950 00:00 |
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US-2508622-A // Pulse code modulation communication system // Pierce John R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.43 MB | Shaun Ewing | May 23, 1950 00:00 | US-2508622-A // Pulse code modulation communication system // Pierce John R. // Bell Telephone Labor Inc | ||||
| PDF File 2508551.pdf | 455 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2508551-A // Shockproof terminal seal // Sykes Roger A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 455 kB | Shaun Ewing | May 23, 1950 00:00 | US-2508551-A // Shockproof terminal seal // Sykes Roger A. // Bell Telephone Labor Inc | ||||
| PDF File 2508547.pdf | 517 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2508547-A // Calibration system // Slonczewski Thaddeus // Bell Telephone Labor Inc | |||
| Version 1 (current) | 517 kB | Shaun Ewing | May 23, 1950 00:00 | US-2508547-A // Calibration system // Slonczewski Thaddeus // Bell Telephone Labor Inc | ||||
| PDF File 2508529.pdf | 1.16 MB | Shaun Ewing | May 23, 1950 00:00 |
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US-2508529-A // Gaseous electronic discharge device // Menzel Paul R. ; Ronci Victor L. ; Yance Robert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.16 MB | Shaun Ewing | May 23, 1950 00:00 | US-2508529-A // Gaseous electronic discharge device // Menzel Paul R. ; Ronci Victor L. ; Yance Robert L. // Bell Telephone Labor Inc | ||||
| PDF File 2508526.pdf | 1.31 MB | Shaun Ewing | May 23, 1950 00:00 |
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US-2508526-A // Telephone signal transmitter // Marrison Warren A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.31 MB | Shaun Ewing | May 23, 1950 00:00 | US-2508526-A // Telephone signal transmitter // Marrison Warren A. // Bell Telephone Labor Inc | ||||
| PDF File 2508511.pdf | 287 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2508511-A // Resistor coated with ceramic composition // Goodman Gilbert // Bell Telephone Labor Inc | |||
| Version 1 (current) | 287 kB | Shaun Ewing | May 23, 1950 00:00 | US-2508511-A // Resistor coated with ceramic composition // Goodman Gilbert // Bell Telephone Labor Inc | ||||
| PDF File 2508508.pdf | 381 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2508508-A // Mercury contact for electrical switches // Garvin John S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 381 kB | Shaun Ewing | May 23, 1950 00:00 | US-2508508-A // Mercury contact for electrical switches // Garvin John S. // Bell Telephone Labor Inc | ||||
| PDF File 2508488.pdf | 556 kB | Shaun Ewing | May 23, 1950 00:00 |
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US-2508488-A // Sealing method for wiped joints // Bouton George M. ; Phipps George S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 556 kB | Shaun Ewing | May 23, 1950 00:00 | US-2508488-A // Sealing method for wiped joints // Bouton George M. ; Phipps George S. // Bell Telephone Labor Inc | ||||
| PDF File 2508053.pdf | 7.00 MB | Shaun Ewing | May 16, 1950 00:00 |
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US-2508053-A // Automatic monitor for comparing designations received and transmitted by control circuits in dial switching systems // Dehn Joseph W. ; Williford Oscar H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 7.00 MB | Shaun Ewing | May 16, 1950 00:00 | US-2508053-A // Automatic monitor for comparing designations received and transmitted by control circuits in dial switching systems // Dehn Joseph W. ; Williford Oscar H. // Bell Telephone Labor Inc | ||||
| PDF File 2508052.pdf | 1.92 MB | Shaun Ewing | May 16, 1950 00:00 |
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US-2508052-A // Trouble recorder control circuit // Williford Oscar H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.92 MB | Shaun Ewing | May 16, 1950 00:00 | US-2508052-A // Trouble recorder control circuit // Williford Oscar H. // Bell Telephone Labor Inc | ||||
| PDF File 2508029.pdf | 838 kB | Shaun Ewing | May 16, 1950 00:00 |
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US-2508029-A // Relay circuit // Kannenberg Walter F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 838 kB | Shaun Ewing | May 16, 1950 00:00 | US-2508029-A // Relay circuit // Kannenberg Walter F. // Bell Telephone Labor Inc |
