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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2336384.pdf | 1.02 MB | Shaun Ewing | Dec 07, 1943 00:00 |
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US-2336384-A // Surface hardening of linear polyamide bodies // Baker William O. ; Pape Norman R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Dec 07, 1943 00:00 | US-2336384-A // Surface hardening of linear polyamide bodies // Baker William O. ; Pape Norman R. // Bell Telephone Labor Inc | ||||
| PDF File 2270295.pdf | 1.02 MB | Shaun Ewing | Jan 20, 1942 00:00 |
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US-2270295-A // Amplifier // Harley John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Jan 20, 1942 00:00 | US-2270295-A // Amplifier // Harley John B. // Bell Telephone Labor Inc | ||||
| PDF File 2291615.pdf | 1.02 MB | Shaun Ewing | Aug 04, 1942 00:00 |
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US-2291615-A // Telephone system // Ferrell Enoch B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Aug 04, 1942 00:00 | US-2291615-A // Telephone system // Ferrell Enoch B. // Bell Telephone Labor Inc | ||||
| PDF File 2386486.pdf | 1.01 MB | Shaun Ewing | Oct 09, 1945 00:00 |
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US-2386486-A // Call transmitter // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.01 MB | Shaun Ewing | Oct 09, 1945 00:00 | US-2386486-A // Call transmitter // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2336362.pdf | 1.01 MB | Shaun Ewing | Dec 07, 1943 00:00 |
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US-2336362-A // Telegraph system // Mahoney Joseph A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.01 MB | Shaun Ewing | Dec 07, 1943 00:00 | US-2336362-A // Telegraph system // Mahoney Joseph A. // Bell Telephone Labor Inc | ||||
| PDF File 2253863.pdf | 1.01 MB | Shaun Ewing | Aug 26, 1941 00:00 |
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US-2253863-A // Coin collector apparatus // Melick John M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.01 MB | Shaun Ewing | Aug 26, 1941 00:00 | US-2253863-A // Coin collector apparatus // Melick John M. // Bell Telephone Labor Inc | ||||
| PDF File 2339195.pdf | 1.01 MB | Shaun Ewing | Jan 11, 1944 00:00 |
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US-2339195-A // Key-operated telephone call transmitter // Richard Charles D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.01 MB | Shaun Ewing | Jan 11, 1944 00:00 | US-2339195-A // Key-operated telephone call transmitter // Richard Charles D. // Bell Telephone Labor Inc | ||||
| PDF File 2310034.pdf | 1.01 MB | Shaun Ewing | Feb 02, 1943 00:00 |
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US-2310034-A // Signaling system // Miller Albert H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.01 MB | Shaun Ewing | Feb 02, 1943 00:00 | US-2310034-A // Signaling system // Miller Albert H. // Bell Telephone Labor Inc | ||||
| PDF File 2348626.pdf | 1.01 MB | Shaun Ewing | May 09, 1944 00:00 |
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US-2348626-A // Channel selecting circuit // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.01 MB | Shaun Ewing | May 09, 1944 00:00 | US-2348626-A // Channel selecting circuit // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2340813.pdf | 1.01 MB | Shaun Ewing | Feb 01, 1944 00:00 |
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US-2340813-A // Electric wave transmission system // Jr. John G. Kreer, ; Mallinckrodt Charles O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.01 MB | Shaun Ewing | Feb 01, 1944 00:00 | US-2340813-A // Electric wave transmission system // Jr. John G. Kreer, ; Mallinckrodt Charles O. // Bell Telephone Labor Inc | ||||
| PDF File 2347332.pdf | 1.00 MB | Shaun Ewing | Apr 25, 1944 00:00 |
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US-2347332-A // Carrier current telegraph system // Phelps Walter A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.00 MB | Shaun Ewing | Apr 25, 1944 00:00 | US-2347332-A // Carrier current telegraph system // Phelps Walter A. // Bell Telephone Labor Inc | ||||
| PDF File 2373156.pdf | 1.00 MB | Shaun Ewing | Apr 10, 1945 00:00 |
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US-2373156-A // Standard for electrical measurements // Wilhelm Henry T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.00 MB | Shaun Ewing | Apr 10, 1945 00:00 | US-2373156-A // Standard for electrical measurements // Wilhelm Henry T. // Bell Telephone Labor Inc | ||||
| PDF File 2324215.pdf | 1.00 MB | Shaun Ewing | Jul 13, 1943 00:00 |
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US-2324215-A // Measuring apparatus // Kinsburg Boris J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.00 MB | Shaun Ewing | Jul 13, 1943 00:00 | US-2324215-A // Measuring apparatus // Kinsburg Boris J. // Bell Telephone Labor Inc | ||||
| PDF File 2324815.pdf | 1.00 MB | Shaun Ewing | Jul 20, 1943 00:00 |
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US-2324815-A // Stabilized feedback system // Black Harold S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.00 MB | Shaun Ewing | Jul 20, 1943 00:00 | US-2324815-A // Stabilized feedback system // Black Harold S. // Bell Telephone Labor Inc | ||||
| PDF File 2280528.pdf | 1.00 MB | Shaun Ewing | Apr 21, 1942 00:00 |
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US-2280528-A // Electronic switching apparatus // King Archie P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.00 MB | Shaun Ewing | Apr 21, 1942 00:00 | US-2280528-A // Electronic switching apparatus // King Archie P. // Bell Telephone Labor Inc | ||||
| PDF File 2252629.pdf | 1023 kB | Shaun Ewing | Aug 12, 1941 00:00 |
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US-2252629-A // Supervisory signal system // Hanley Frank Harold ; Carter Frank J. ; Davidsmeyer Orville Howard ; Lamberson Otha M. // American Telephone & Telegraph ; Bell Telephone Labor Inc | |||
| Version 1 (current) | 1023 kB | Shaun Ewing | Aug 12, 1941 00:00 | US-2252629-A // Supervisory signal system // Hanley Frank Harold ; Carter Frank J. ; Davidsmeyer Orville Howard ; Lamberson Otha M. // American Telephone & Telegraph ; Bell Telephone Labor Inc | ||||
| PDF File 2257894.pdf | 1022 kB | Shaun Ewing | Oct 07, 1941 00:00 |
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US-2257894-A // Telephone system // Jr. Paul Winsor, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1022 kB | Shaun Ewing | Oct 07, 1941 00:00 | US-2257894-A // Telephone system // Jr. Paul Winsor, // Bell Telephone Labor Inc | ||||
| PDF File 2367885.pdf | 1021 kB | Shaun Ewing | Jan 23, 1945 00:00 |
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US-2367885-A // Signaling system // Murphy Orlando J. ; Newby Neal D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1021 kB | Shaun Ewing | Jan 23, 1945 00:00 | US-2367885-A // Signaling system // Murphy Orlando J. ; Newby Neal D. // Bell Telephone Labor Inc | ||||
| PDF File 2288256.pdf | 1020 kB | Shaun Ewing | Jun 30, 1942 00:00 |
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US-2288256-A // Transmission through space discharge device // Shepherd William G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1020 kB | Shaun Ewing | Jun 30, 1942 00:00 | US-2288256-A // Transmission through space discharge device // Shepherd William G. // Bell Telephone Labor Inc | ||||
| PDF File 2236374.pdf | 1016 kB | Shaun Ewing | Mar 25, 1941 00:00 |
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US-2236374-A // Remote indication and control // Marrison Warren A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1016 kB | Shaun Ewing | Mar 25, 1941 00:00 | US-2236374-A // Remote indication and control // Marrison Warren A. // Bell Telephone Labor Inc |
