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 2430028.pdf | 436 kB | Shaun Ewing | Nov 04, 1947 00:00 |
|
US-2430028-A // Translating device and method of making it // Pfann William G. ; Scaff Jack H. ; White Addison H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 436 kB | Shaun Ewing | Nov 04, 1947 00:00 | US-2430028-A // Translating device and method of making it // Pfann William G. ; Scaff Jack H. ; White Addison H. // Bell Telephone Labor Inc | ||||
| PDF File 2402147.pdf | 435 kB | Shaun Ewing | Jun 18, 1946 00:00 |
|
US-2402147-A // Electron discharge device // Clark John W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 435 kB | Shaun Ewing | Jun 18, 1946 00:00 | US-2402147-A // Electron discharge device // Clark John W. // Bell Telephone Labor Inc | ||||
| PDF File 2424238.pdf | 434 kB | Shaun Ewing | Jul 22, 1947 00:00 |
|
US-2424238-A // Transmission line with active networks // Johnson Kenneth S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 434 kB | Shaun Ewing | Jul 22, 1947 00:00 | US-2424238-A // Transmission line with active networks // Johnson Kenneth S. // Bell Telephone Labor Inc | ||||
| PDF File 2427019.pdf | 433 kB | Shaun Ewing | Sept 09, 1947 00:00 |
|
US-2427019-A // Indicator operating mechanism // Norwood Charles W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 433 kB | Shaun Ewing | Sept 09, 1947 00:00 | US-2427019-A // Indicator operating mechanism // Norwood Charles W. // Bell Telephone Labor Inc | ||||
| PDF File 2453760.pdf | 433 kB | Shaun Ewing | Nov 16, 1948 00:00 |
|
US-2453760-A // Cavity resonator // Schelleng John C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 433 kB | Shaun Ewing | Nov 16, 1948 00:00 | US-2453760-A // Cavity resonator // Schelleng John C. // Bell Telephone Labor Inc | ||||
| PDF File 2511122.pdf | 431 kB | Shaun Ewing | Jun 13, 1950 00:00 |
|
US-2511122-A // Amplifier compensated for cathode emission change // Newby Neal D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 431 kB | Shaun Ewing | Jun 13, 1950 00:00 | US-2511122-A // Amplifier compensated for cathode emission change // Newby Neal D. // Bell Telephone Labor Inc | ||||
| PDF File 2430471.pdf | 431 kB | Shaun Ewing | Nov 11, 1947 00:00 |
|
US-2430471-A // Carrier current signaling system // Lang Albert G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 431 kB | Shaun Ewing | Nov 11, 1947 00:00 | US-2430471-A // Carrier current signaling system // Lang Albert G. // Bell Telephone Labor Inc | ||||
| PDF File 2518374.pdf | 431 kB | Shaun Ewing | Aug 08, 1950 00:00 |
|
US-2518374-A // Magnetotelephone arrangement for direct current // Rhoads Charles S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 431 kB | Shaun Ewing | Aug 08, 1950 00:00 | US-2518374-A // Magnetotelephone arrangement for direct current // Rhoads Charles S. // Bell Telephone Labor Inc | ||||
| PDF File 2484636.pdf | 431 kB | Shaun Ewing | Oct 11, 1949 00:00 |
|
US-2484636-A // Modulation system // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 431 kB | Shaun Ewing | Oct 11, 1949 00:00 | US-2484636-A // Modulation system // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2516058.pdf | 430 kB | Shaun Ewing | Jul 18, 1950 00:00 |
|
US-2516058-A // Apparatus for plating of metals // Lander James J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 430 kB | Shaun Ewing | Jul 18, 1950 00:00 | US-2516058-A // Apparatus for plating of metals // Lander James J. // Bell Telephone Labor Inc | ||||
| PDF File 2456973.pdf | 430 kB | Shaun Ewing | Dec 21, 1948 00:00 |
|
US-2456973-A // Trace blanking circuit for cathoderay oscilloscopes // Mao Yu-Yueh A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 430 kB | Shaun Ewing | Dec 21, 1948 00:00 | US-2456973-A // Trace blanking circuit for cathoderay oscilloscopes // Mao Yu-Yueh A. // Bell Telephone Labor Inc | ||||
| PDF File 2403468.pdf | 429 kB | Shaun Ewing | Jul 09, 1946 00:00 |
|
US-2403468-A // Protection of communication circuit elements // Swart Leland K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 429 kB | Shaun Ewing | Jul 09, 1946 00:00 | US-2403468-A // Protection of communication circuit elements // Swart Leland K. // Bell Telephone Labor Inc | ||||
| PDF File 2414792.pdf | 429 kB | Shaun Ewing | Jan 28, 1947 00:00 |
|
US-2414792-A // Bolometric thermistor // Becker Joseph A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 429 kB | Shaun Ewing | Jan 28, 1947 00:00 | US-2414792-A // Bolometric thermistor // Becker Joseph A. // Bell Telephone Labor Inc | ||||
| PDF File 2407667.pdf | 428 kB | Shaun Ewing | Sept 17, 1946 00:00 |
|
US-2407667-A // Harmonic generator // Kircher Reymond J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 428 kB | Shaun Ewing | Sept 17, 1946 00:00 | US-2407667-A // Harmonic generator // Kircher Reymond J. // Bell Telephone Labor Inc | ||||
| PDF File 2425002.pdf | 426 kB | Shaun Ewing | Aug 05, 1947 00:00 |
|
US-2425002-A // Electrical apparatus // Pfleger Kenneth W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 426 kB | Shaun Ewing | Aug 05, 1947 00:00 | US-2425002-A // Electrical apparatus // Pfleger Kenneth W. // Bell Telephone Labor Inc | ||||
| PDF File 2429988.pdf | 425 kB | Shaun Ewing | Nov 04, 1947 00:00 |
|
US-2429988-A // Temperature compensated microphone // Bryant Herbert W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 425 kB | Shaun Ewing | Nov 04, 1947 00:00 | US-2429988-A // Temperature compensated microphone // Bryant Herbert W. // Bell Telephone Labor Inc | ||||
| PDF File 2478781.pdf | 425 kB | Shaun Ewing | Aug 09, 1949 00:00 |
|
US-2478781-A // Circuit maker and breaker // Reinschmidt Charles G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 425 kB | Shaun Ewing | Aug 09, 1949 00:00 | US-2478781-A // Circuit maker and breaker // Reinschmidt Charles G. // Bell Telephone Labor Inc | ||||
| PDF File 2418469.pdf | 425 kB | Shaun Ewing | Apr 08, 1947 00:00 |
|
US-2418469-A // Tuner for multiresonators // Hagstrum Homer D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 425 kB | Shaun Ewing | Apr 08, 1947 00:00 | US-2418469-A // Tuner for multiresonators // Hagstrum Homer D. // Bell Telephone Labor Inc | ||||
| PDF File 2412624.pdf | 425 kB | Shaun Ewing | Dec 17, 1946 00:00 |
|
US-2412624-A // Telephone call transmitter // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 425 kB | Shaun Ewing | Dec 17, 1946 00:00 | US-2412624-A // Telephone call transmitter // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2443471.pdf | 424 kB | Shaun Ewing | Jun 15, 1948 00:00 |
|
US-2443471-A // Piezoelectric damping means for mechanical vibrations // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 424 kB | Shaun Ewing | Jun 15, 1948 00:00 | US-2443471-A // Piezoelectric damping means for mechanical vibrations // Mason Warren P. // Bell Telephone Labor Inc |
