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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2345386.pdf | 974 kB | Shaun Ewing | Mar 28, 1944 00:00 |
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US-2345386-A // Switching device // Dubuar Arthur S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 974 kB | Shaun Ewing | Mar 28, 1944 00:00 | US-2345386-A // Switching device // Dubuar Arthur S. // Bell Telephone Labor Inc | ||||
| PDF File 2287881.pdf | 974 kB | Shaun Ewing | Jun 30, 1942 00:00 |
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US-2287881-A // Telephone system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 974 kB | Shaun Ewing | Jun 30, 1942 00:00 | US-2287881-A // Telephone system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2249067.pdf | 974 kB | Shaun Ewing | Jul 15, 1941 00:00 |
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US-2249067-A // Telephone system // Wadsworth Paul W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 974 kB | Shaun Ewing | Jul 15, 1941 00:00 | US-2249067-A // Telephone system // Wadsworth Paul W. // Bell Telephone Labor Inc | ||||
| PDF File 2267268.pdf | 971 kB | Shaun Ewing | Dec 23, 1941 00:00 |
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US-2267268-A // High frequency transmission system // Burrows Charles R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 971 kB | Shaun Ewing | Dec 23, 1941 00:00 | US-2267268-A // High frequency transmission system // Burrows Charles R. // Bell Telephone Labor Inc | ||||
| PDF File 2333148.pdf | 970 kB | Shaun Ewing | Nov 02, 1943 00:00 |
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US-2333148-A // Inductance apparatus // Botsford Nelson // Bell Telephone Labor Inc | |||
| Version 1 (current) | 970 kB | Shaun Ewing | Nov 02, 1943 00:00 | US-2333148-A // Inductance apparatus // Botsford Nelson // Bell Telephone Labor Inc | ||||
| PDF File 2386515.pdf | 969 kB | Shaun Ewing | Oct 09, 1945 00:00 |
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US-2386515-A // Two-way carrier wave signal transmission system // Swart Leland K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 969 kB | Shaun Ewing | Oct 09, 1945 00:00 | US-2386515-A // Two-way carrier wave signal transmission system // Swart Leland K. // Bell Telephone Labor Inc | ||||
| PDF File 2303016.pdf | 969 kB | Shaun Ewing | Nov 24, 1942 00:00 |
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US-2303016-A // Impulse counting circuit // Blount Frank E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 969 kB | Shaun Ewing | Nov 24, 1942 00:00 | US-2303016-A // Impulse counting circuit // Blount Frank E. // Bell Telephone Labor Inc | ||||
| PDF File 2373396.pdf | 968 kB | Shaun Ewing | Apr 10, 1945 00:00 |
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US-2373396-A // Electron discharge device // Hefele John R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 968 kB | Shaun Ewing | Apr 10, 1945 00:00 | US-2373396-A // Electron discharge device // Hefele John R. // Bell Telephone Labor Inc | ||||
| PDF File 2313819.pdf | 965 kB | Shaun Ewing | Mar 16, 1943 00:00 |
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US-2313819-A // Electron discharge apparatus // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 965 kB | Shaun Ewing | Mar 16, 1943 00:00 | US-2313819-A // Electron discharge apparatus // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2260313.pdf | 965 kB | Shaun Ewing | Oct 28, 1941 00:00 |
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US-2260313-A // Cathode ray tube // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 965 kB | Shaun Ewing | Oct 28, 1941 00:00 | US-2260313-A // Cathode ray tube // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2346913.pdf | 965 kB | Shaun Ewing | Apr 18, 1944 00:00 |
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US-2346913-A // Electron discharge device // Depew Charles // Bell Telephone Labor Inc | |||
| Version 1 (current) | 965 kB | Shaun Ewing | Apr 18, 1944 00:00 | US-2346913-A // Electron discharge device // Depew Charles // Bell Telephone Labor Inc | ||||
| PDF File 2235153.pdf | 964 kB | Shaun Ewing | Mar 18, 1941 00:00 |
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US-2235153-A // Chain start circuit // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 964 kB | Shaun Ewing | Mar 18, 1941 00:00 | US-2235153-A // Chain start circuit // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2329479.pdf | 964 kB | Shaun Ewing | Sept 14, 1943 00:00 |
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US-2329479-A // Electrical connector // Neill Paul // Bell Telephone Labor Inc | |||
| Version 1 (current) | 964 kB | Shaun Ewing | Sept 14, 1943 00:00 | US-2329479-A // Electrical connector // Neill Paul // Bell Telephone Labor Inc | ||||
| PDF File 2270364.pdf | 964 kB | Shaun Ewing | Jan 20, 1942 00:00 |
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US-2270364-A // Amplification of electric waves // West Julian M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 964 kB | Shaun Ewing | Jan 20, 1942 00:00 | US-2270364-A // Amplification of electric waves // West Julian M. // Bell Telephone Labor Inc | ||||
| PDF File 2332430.pdf | 963 kB | Shaun Ewing | Oct 19, 1943 00:00 |
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US-2332430-A // Two-way telephone system // Berger Uriah S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 963 kB | Shaun Ewing | Oct 19, 1943 00:00 | US-2332430-A // Two-way telephone system // Berger Uriah S. // Bell Telephone Labor Inc | ||||
| PDF File 2324089.pdf | 963 kB | Shaun Ewing | Jul 13, 1943 00:00 |
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US-2324089-A // Electron discharge apparatus // Johnson John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 963 kB | Shaun Ewing | Jul 13, 1943 00:00 | US-2324089-A // Electron discharge apparatus // Johnson John B. // Bell Telephone Labor Inc | ||||
| PDF File 2381978.pdf | 962 kB | Shaun Ewing | Aug 14, 1945 00:00 |
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US-2381978-A // Impulse transmitter // Mathes Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 962 kB | Shaun Ewing | Aug 14, 1945 00:00 | US-2381978-A // Impulse transmitter // Mathes Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2243851.pdf | 959 kB | Shaun Ewing | Jun 03, 1941 00:00 |
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US-2243851-A // Wire line transmission // Booth Richard P. ; Odarenko Todes M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 959 kB | Shaun Ewing | Jun 03, 1941 00:00 | US-2243851-A // Wire line transmission // Booth Richard P. ; Odarenko Todes M. // Bell Telephone Labor Inc | ||||
| PDF File 2254205.pdf | 959 kB | Shaun Ewing | Sept 02, 1941 00:00 |
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US-2254205-A // Signal transmission system // Bollman John H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 959 kB | Shaun Ewing | Sept 02, 1941 00:00 | US-2254205-A // Signal transmission system // Bollman John H. // Bell Telephone Labor Inc | ||||
| PDF File 2240306.pdf | 959 kB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2240306-A // Electromechanical filter // Lakatos Emory // Bell Telephone Labor Inc | |||
| Version 1 (current) | 959 kB | Shaun Ewing | Apr 29, 1941 00:00 | US-2240306-A // Electromechanical filter // Lakatos Emory // Bell Telephone Labor Inc |
