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 2496639.pdf | 500 kB | Shaun Ewing | Feb 07, 1950 00:00 |
|
US-2496639-A // Aid for the blind // Jr. John W. Richardt, ; Shann Oscar A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 500 kB | Shaun Ewing | Feb 07, 1950 00:00 | US-2496639-A // Aid for the blind // Jr. John W. Richardt, ; Shann Oscar A. // Bell Telephone Labor Inc | ||||
| PDF File 2534354.pdf | 500 kB | Shaun Ewing | Dec 19, 1950 00:00 |
|
US-2534354-A // Plug-in magnetic switch housing // Keller Arthur C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 500 kB | Shaun Ewing | Dec 19, 1950 00:00 | US-2534354-A // Plug-in magnetic switch housing // Keller Arthur C. // Bell Telephone Labor Inc | ||||
| PDF File 2469837.pdf | 500 kB | Shaun Ewing | May 10, 1949 00:00 |
|
US-2469837-A // Wave translating system // Mohr Milton E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 500 kB | Shaun Ewing | May 10, 1949 00:00 | US-2469837-A // Wave translating system // Mohr Milton E. // Bell Telephone Labor Inc | ||||
| PDF File 2411898.pdf | 499 kB | Shaun Ewing | Dec 03, 1946 00:00 |
|
US-2411898-A // Pulse generator // Schelleng John C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 499 kB | Shaun Ewing | Dec 03, 1946 00:00 | US-2411898-A // Pulse generator // Schelleng John C. // Bell Telephone Labor Inc | ||||
| PDF File 2534864.pdf | 498 kB | Shaun Ewing | Dec 19, 1950 00:00 |
|
US-2534864-A // Terminal strip for electrical interconnections // Fritts Morris // Bell Telephone Labor Inc | |||
| Version 1 (current) | 498 kB | Shaun Ewing | Dec 19, 1950 00:00 | US-2534864-A // Terminal strip for electrical interconnections // Fritts Morris // Bell Telephone Labor Inc | ||||
| PDF File 2507746.pdf | 497 kB | Shaun Ewing | May 16, 1950 00:00 |
|
US-2507746-A // Pulse-reflection distance measuring system // Wright Henry O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 497 kB | Shaun Ewing | May 16, 1950 00:00 | US-2507746-A // Pulse-reflection distance measuring system // Wright Henry O. // Bell Telephone Labor Inc | ||||
| PDF File 2526573.pdf | 496 kB | Shaun Ewing | Oct 17, 1950 00:00 |
|
US-2526573-A // Frequency selective system // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 496 kB | Shaun Ewing | Oct 17, 1950 00:00 | US-2526573-A // Frequency selective system // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2523360.pdf | 495 kB | Shaun Ewing | Sept 26, 1950 00:00 |
|
US-2523360-A // Electromagnetic relay // Ellwood Walter B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 495 kB | Shaun Ewing | Sept 26, 1950 00:00 | US-2523360-A // Electromagnetic relay // Ellwood Walter B. // Bell Telephone Labor Inc | ||||
| PDF File 2468224.pdf | 495 kB | Shaun Ewing | Apr 26, 1949 00:00 |
|
US-2468224-A // Magnetic reproducer using endless tape records // Munson Wilden A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 495 kB | Shaun Ewing | Apr 26, 1949 00:00 | US-2468224-A // Magnetic reproducer using endless tape records // Munson Wilden A. // Bell Telephone Labor Inc | ||||
| PDF File 2423459.pdf | 494 kB | Shaun Ewing | Jul 08, 1947 00:00 |
|
US-2423459-A // Frequency selective apparatus // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 494 kB | Shaun Ewing | Jul 08, 1947 00:00 | US-2423459-A // Frequency selective apparatus // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2406352.pdf | 494 kB | Shaun Ewing | Aug 27, 1946 00:00 |
|
US-2406352-A // Telephone privacy // Munson Wilden A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 494 kB | Shaun Ewing | Aug 27, 1946 00:00 | US-2406352-A // Telephone privacy // Munson Wilden A. // Bell Telephone Labor Inc | ||||
| PDF File 2414085.pdf | 493 kB | Shaun Ewing | Jan 14, 1947 00:00 |
|
US-2414085-A // Oscillator // Hartman Paul L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 493 kB | Shaun Ewing | Jan 14, 1947 00:00 | US-2414085-A // Oscillator // Hartman Paul L. // Bell Telephone Labor Inc | ||||
| PDF File 2418846.pdf | 493 kB | Shaun Ewing | Apr 15, 1947 00:00 |
|
US-2418846-A // Submarine detection system // Meacham Larned A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 493 kB | Shaun Ewing | Apr 15, 1947 00:00 | US-2418846-A // Submarine detection system // Meacham Larned A. // Bell Telephone Labor Inc | ||||
| PDF File 2491247.pdf | 493 kB | Shaun Ewing | Dec 13, 1949 00:00 |
|
US-2491247-A // Turntable drive // Buhrendorf Frederick G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 493 kB | Shaun Ewing | Dec 13, 1949 00:00 | US-2491247-A // Turntable drive // Buhrendorf Frederick G. // Bell Telephone Labor Inc | ||||
| PDF File 2414449.pdf | 492 kB | Shaun Ewing | Jan 21, 1947 00:00 |
|
US-2414449-A // Depth control device // Chapin Daryl M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 492 kB | Shaun Ewing | Jan 21, 1947 00:00 | US-2414449-A // Depth control device // Chapin Daryl M. // Bell Telephone Labor Inc | ||||
| PDF File 2417442.pdf | 491 kB | Shaun Ewing | Mar 18, 1947 00:00 |
|
US-2417442-A // Potentiometer circuit // Parkinson David B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 491 kB | Shaun Ewing | Mar 18, 1947 00:00 | US-2417442-A // Potentiometer circuit // Parkinson David B. // Bell Telephone Labor Inc | ||||
| PDF File 2514617.pdf | 491 kB | Shaun Ewing | Jul 11, 1950 00:00 |
|
US-2514617-A // Directive scanning antenna system // Albersheim Walter J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 491 kB | Shaun Ewing | Jul 11, 1950 00:00 | US-2514617-A // Directive scanning antenna system // Albersheim Walter J. // Bell Telephone Labor Inc | ||||
| PDF File 2502304.pdf | 491 kB | Shaun Ewing | Mar 28, 1950 00:00 |
|
US-2502304-A // Method of forming expanded plastic materials // Baker William O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 491 kB | Shaun Ewing | Mar 28, 1950 00:00 | US-2502304-A // Method of forming expanded plastic materials // Baker William O. // Bell Telephone Labor Inc | ||||
| PDF File 2410833.pdf | 490 kB | Shaun Ewing | Nov 12, 1946 00:00 |
|
US-2410833-A // Call transmitter // Meacham Larned A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 490 kB | Shaun Ewing | Nov 12, 1946 00:00 | US-2410833-A // Call transmitter // Meacham Larned A. // Bell Telephone Labor Inc | ||||
| PDF File 2438521.pdf | 490 kB | Shaun Ewing | Mar 30, 1948 00:00 |
|
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 |
