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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2438511.pdf | 701 kB | Shaun Ewing | Mar 30, 1948 00:00 |
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US-2438511-A // Copper, chromium, arsenic compound for wood preserving // Mcmahon William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 701 kB | Shaun Ewing | Mar 30, 1948 00:00 | US-2438511-A // Copper, chromium, arsenic compound for wood preserving // Mcmahon William // Bell Telephone Labor Inc | ||||
| PDF File 2438521.pdf | 490 kB | Shaun Ewing | Mar 30, 1948 00:00 |
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US-2438521-A // Crystal frequency converter // Sharpless William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 490 kB | Shaun Ewing | Mar 30, 1948 00:00 | US-2438521-A // Crystal frequency converter // Sharpless William M. // Bell Telephone Labor Inc | ||||
| PDF File 2438888.pdf | 1.38 MB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438888-A // Radio object detector training device // Andrews Ernest G. ; Cesareo Orfeo // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.38 MB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438888-A // Radio object detector training device // Andrews Ernest G. ; Cesareo Orfeo // Bell Telephone Labor Inc | ||||
| PDF File 2438891.pdf | 537 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438891-A // Telephone booth // Beardsley Harry I. ; Meehan Howard W. // Bell Telephone Labor Inc ; American Telephone & Telegraph | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438891-A // Telephone booth // Beardsley Harry I. ; Meehan Howard W. // Bell Telephone Labor Inc ; American Telephone & Telegraph | ||||
| PDF File 2438892.pdf | 614 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438892-A // Electrical translating materials and devices and methods of making them // Becker Joseph A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 614 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438892-A // Electrical translating materials and devices and methods of making them // Becker Joseph A. // Bell Telephone Labor Inc | ||||
| PDF File 2438893.pdf | 742 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438893-A // Translating device // Bieling Carl A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 742 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438893-A // Translating device // Bieling Carl A. // Bell Telephone Labor Inc | ||||
| PDF File 2438897.pdf | 609 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438897-A // Method of plating contact surfaces of magnetic reeds // Brown John T. L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 609 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438897-A // Method of plating contact surfaces of magnetic reeds // Brown John T. L. // Bell Telephone Labor Inc | ||||
| PDF File 2438898.pdf | 1.03 MB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438898-A // Radio object locating system training device // Campbell Thaddeus C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.03 MB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438898-A // Radio object locating system training device // Campbell Thaddeus C. // Bell Telephone Labor Inc | ||||
| PDF File 2438908.pdf | 3.18 MB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438908-A // Pulse code modulation communication system // Goodall William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.18 MB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438908-A // Pulse code modulation communication system // Goodall William M. // Bell Telephone Labor Inc | ||||
| PDF File 2438916.pdf | 525 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438916-A // Work holding nest // Havstad Harald // Bell Telephone Labor Inc | |||
| Version 1 (current) | 525 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438916-A // Work holding nest // Havstad Harald // Bell Telephone Labor Inc | ||||
| PDF File 2438925.pdf | 652 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438925-A // Magnetostrictive submarine signal transmitter or receiver // Krantz Hubert K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 652 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438925-A // Magnetostrictive submarine signal transmitter or receiver // Krantz Hubert K. // Bell Telephone Labor Inc | ||||
| PDF File 2438926.pdf | 936 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438926-A // Magnetostrictive supersonic transducer // Mott Edward E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 936 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438926-A // Magnetostrictive supersonic transducer // Mott Edward E. // Bell Telephone Labor Inc | ||||
| PDF File 2438936.pdf | 344 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438936-A // Electromechanical transducer // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 344 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438936-A // Electromechanical transducer // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2438940.pdf | 1.65 MB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438940-A // Range and azimuth simulating system for radar instruction // Pennoyer Douglas H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.65 MB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438940-A // Range and azimuth simulating system for radar instruction // Pennoyer Douglas H. // Bell Telephone Labor Inc | ||||
| PDF File 2438948.pdf | 983 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438948-A // Modulating system // Riesz Robert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 983 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438948-A // Modulating system // Riesz Robert R. // Bell Telephone Labor Inc | ||||
| PDF File 2438954.pdf | 955 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438954-A // Electronic oscillator of the cavity resonator type // Townes Charles H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 955 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438954-A // Electronic oscillator of the cavity resonator type // Townes Charles H. // Bell Telephone Labor Inc | ||||
| PDF File 2439381.pdf | 2.46 MB | Shaun Ewing | Apr 13, 1948 00:00 |
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US-2439381-A // Computing bomb sight // Darlington Sidney ; Townes Charles H. ; Wooldridge Dean E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.46 MB | Shaun Ewing | Apr 13, 1948 00:00 | US-2439381-A // Computing bomb sight // Darlington Sidney ; Townes Charles H. ; Wooldridge Dean E. // Bell Telephone Labor Inc | ||||
| PDF File 2439389.pdf | 453 kB | Shaun Ewing | Apr 13, 1948 00:00 |
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US-2439389-A // Fulse generator // Hussey Luther W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 453 kB | Shaun Ewing | Apr 13, 1948 00:00 | US-2439389-A // Fulse generator // Hussey Luther W. // Bell Telephone Labor Inc | ||||
| PDF File 2439398.pdf | 2.71 MB | Shaun Ewing | Apr 13, 1948 00:00 |
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US-2439398-A // Telegraph system provided with channel assurance and transmission regulation // Praizner Edward // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.71 MB | Shaun Ewing | Apr 13, 1948 00:00 | US-2439398-A // Telegraph system provided with channel assurance and transmission regulation // Praizner Edward // Bell Telephone Labor Inc | ||||
| PDF File 2439836.pdf | 1.29 MB | Shaun Ewing | Apr 20, 1948 00:00 |
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US-2439836-A // Method of and apparatus for locating the direction of natural axes of quartz crystalsections // Willard Gerald W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.29 MB | Shaun Ewing | Apr 20, 1948 00:00 | US-2439836-A // Method of and apparatus for locating the direction of natural axes of quartz crystalsections // Willard Gerald W. // Bell Telephone Labor Inc |
