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 2458566.pdf | 1.02 MB | Shaun Ewing | Jan 11, 1949 00:00 |
|
US-2458566-A // Distortion reduction in channel switching // Cox Leslie R. ; Huber George H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Jan 11, 1949 00:00 | US-2458566-A // Distortion reduction in channel switching // Cox Leslie R. ; Huber George H. // Bell Telephone Labor Inc | ||||
| PDF File 2458556.pdf | 737 kB | Shaun Ewing | Jan 11, 1949 00:00 |
|
US-2458556-A // Coupled cavity resonator and wave guide apparatus // Bowen Arnold E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 737 kB | Shaun Ewing | Jan 11, 1949 00:00 | US-2458556-A // Coupled cavity resonator and wave guide apparatus // Bowen Arnold E. // Bell Telephone Labor Inc | ||||
| PDF File 2458553.pdf | 701 kB | Shaun Ewing | Jan 11, 1949 00:00 |
|
US-2458553-A // Electronic computing device // Boghosian William H. ; Och Henry G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 701 kB | Shaun Ewing | Jan 11, 1949 00:00 | US-2458553-A // Electronic computing device // Boghosian William H. ; Och Henry G. // Bell Telephone Labor Inc | ||||
| PDF File 2458552.pdf | 542 kB | Shaun Ewing | Jan 11, 1949 00:00 |
|
US-2458552-A // Method of making electrical contacting elements // Blattner David G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 542 kB | Shaun Ewing | Jan 11, 1949 00:00 | US-2458552-A // Method of making electrical contacting elements // Blattner David G. // Bell Telephone Labor Inc | ||||
| PDF File 2458550.pdf | 1.76 MB | Shaun Ewing | Jan 11, 1949 00:00 |
|
US-2458550-A // Trainer for enabling the giving of radio instruction // Baulch Ernest L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.76 MB | Shaun Ewing | Jan 11, 1949 00:00 | US-2458550-A // Trainer for enabling the giving of radio instruction // Baulch Ernest L. // Bell Telephone Labor Inc | ||||
| PDF File 2458181.pdf | 653 kB | Shaun Ewing | Jan 04, 1949 00:00 |
|
US-2458181-A // Speed reduction mechanism // Little John B. ; Munson Wilden A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 653 kB | Shaun Ewing | Jan 04, 1949 00:00 | US-2458181-A // Speed reduction mechanism // Little John B. ; Munson Wilden A. // Bell Telephone Labor Inc | ||||
| PDF File 2458175.pdf | 702 kB | Shaun Ewing | Jan 04, 1949 00:00 |
|
US-2458175-A // Directive antenna control system // Kolding Aaron Robert // Bell Telephone Labor Inc | |||
| Version 1 (current) | 702 kB | Shaun Ewing | Jan 04, 1949 00:00 | US-2458175-A // Directive antenna control system // Kolding Aaron Robert // Bell Telephone Labor Inc | ||||
| PDF File 2458030.pdf | 3.06 MB | Shaun Ewing | Jan 04, 1949 00:00 |
|
US-2458030-A // Selective signaling apparatus and system // Rea Wilton T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.06 MB | Shaun Ewing | Jan 04, 1949 00:00 | US-2458030-A // Selective signaling apparatus and system // Rea Wilton T. // Bell Telephone Labor Inc | ||||
| PDF File 2458000.pdf | 824 kB | Shaun Ewing | Jan 04, 1949 00:00 |
|
US-2458000-A // Feedback amplifier or oscillator // Ingram Sydney B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 824 kB | Shaun Ewing | Jan 04, 1949 00:00 | US-2458000-A // Feedback amplifier or oscillator // Ingram Sydney B. // Bell Telephone Labor Inc | ||||
| PDF File 2457986.pdf | 1.50 MB | Shaun Ewing | Jan 04, 1949 00:00 |
|
US-2457986-A // Synchronization of time division multiplex communication system // Edson James O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.50 MB | Shaun Ewing | Jan 04, 1949 00:00 | US-2457986-A // Synchronization of time division multiplex communication system // Edson James O. // Bell Telephone Labor Inc | ||||
| PDF File 2457892.pdf | 830 kB | Shaun Ewing | Jan 04, 1949 00:00 |
|
US-2457892-A // Pulse testing equipment // Hibbard Frank H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 830 kB | Shaun Ewing | Jan 04, 1949 00:00 | US-2457892-A // Pulse testing equipment // Hibbard Frank H. // Bell Telephone Labor Inc | ||||
| PDF File 2457878.pdf | 1.03 MB | Shaun Ewing | Jan 04, 1949 00:00 |
|
US-2457878-A // Solenoid operated switch // Dubuar Arthur S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.03 MB | Shaun Ewing | Jan 04, 1949 00:00 | US-2457878-A // Solenoid operated switch // Dubuar Arthur S. // Bell Telephone Labor Inc | ||||
| PDF File 2457601.pdf | 510 kB | Shaun Ewing | Dec 28, 1948 00:00 |
|
US-2457601-A // Wave translating apparatus // Ring Douglas H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 510 kB | Shaun Ewing | Dec 28, 1948 00:00 | US-2457601-A // Wave translating apparatus // Ring Douglas H. // Bell Telephone Labor Inc | ||||
| PDF File 2457589.pdf | 555 kB | Shaun Ewing | Dec 28, 1948 00:00 |
|
US-2457589-A // Wiper assembly for step-by-step switches // Miller Victor F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 555 kB | Shaun Ewing | Dec 28, 1948 00:00 | US-2457589-A // Wiper assembly for step-by-step switches // Miller Victor F. // Bell Telephone Labor Inc | ||||
| PDF File 2457588.pdf | 648 kB | Shaun Ewing | Dec 28, 1948 00:00 |
|
US-2457588-A // Split ring cord guide for step-by-step switches // Miller Victor F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 648 kB | Shaun Ewing | Dec 28, 1948 00:00 | US-2457588-A // Split ring cord guide for step-by-step switches // Miller Victor F. // Bell Telephone Labor Inc | ||||
| PDF File 2457562.pdf | 356 kB | Shaun Ewing | Dec 28, 1948 00:00 |
|
US-2457562-A // Antenna drive mechanism // Karleen Edward H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 356 kB | Shaun Ewing | Dec 28, 1948 00:00 | US-2457562-A // Antenna drive mechanism // Karleen Edward H. // Bell Telephone Labor Inc | ||||
| PDF File 2457559.pdf | 328 kB | Shaun Ewing | Dec 28, 1948 00:00 |
|
US-2457559-A // Repeater for pulse communication system // Huber George H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 328 kB | Shaun Ewing | Dec 28, 1948 00:00 | US-2457559-A // Repeater for pulse communication system // Huber George H. // Bell Telephone Labor Inc | ||||
| PDF File 2457555.pdf | 1000 kB | Shaun Ewing | Dec 28, 1948 00:00 |
|
US-2457555-A // Apparatus for orienting quartz crystals by x-rays // Haworth Francis E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1000 kB | Shaun Ewing | Dec 28, 1948 00:00 | US-2457555-A // Apparatus for orienting quartz crystals by x-rays // Haworth Francis E. // Bell Telephone Labor Inc | ||||
| PDF File 2457527.pdf | 664 kB | Shaun Ewing | Dec 28, 1948 00:00 |
|
US-2457527-A // Acoustic device // Bruce Edmond // Bell Telephone Labor Inc | |||
| Version 1 (current) | 664 kB | Shaun Ewing | Dec 28, 1948 00:00 | US-2457527-A // Acoustic device // Bruce Edmond // Bell Telephone Labor Inc | ||||
| PDF File 2457524.pdf | 687 kB | Shaun Ewing | Dec 28, 1948 00:00 |
|
US-2457524-A // Wave guide repeater // Bowen Arnold E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 687 kB | Shaun Ewing | Dec 28, 1948 00:00 | US-2457524-A // Wave guide repeater // Bowen Arnold E. // Bell Telephone Labor Inc |
