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 1699567.pdf | 423 kB | Shaun Ewing | Jan 22, 1929 00:00 |
|
US-1699567-A // Radio signaling system // Ohl Russell S. // American Telephone & Telegraph | |||
| Version 1 (current) | 423 kB | Shaun Ewing | Jan 22, 1929 00:00 | US-1699567-A // Radio signaling system // Ohl Russell S. // American Telephone & Telegraph | ||||
| PDF File 1699570.pdf | 502 kB | Shaun Ewing | Jan 22, 1929 00:00 |
|
US-1699570-A // Carrier suppression modulation // Potter Ralph K. // American Telephone & Telegraph | |||
| Version 1 (current) | 502 kB | Shaun Ewing | Jan 22, 1929 00:00 | US-1699570-A // Carrier suppression modulation // Potter Ralph K. // American Telephone & Telegraph | ||||
| PDF File 1700166.pdf | 254 kB | Shaun Ewing | Jan 29, 1929 00:00 |
|
US-1700166-A // Insulator for bridle wires // Johnson Benjamin // American Telephone & Telegraph | |||
| Version 1 (current) | 254 kB | Shaun Ewing | Jan 29, 1929 00:00 | US-1700166-A // Insulator for bridle wires // Johnson Benjamin // American Telephone & Telegraph | ||||
| PDF File 1700168.pdf | 248 kB | Shaun Ewing | Jan 29, 1929 00:00 |
|
US-1700168-A // Cable clamp and bridle ring // Klein Charles H. ; John Everett St. // American Telephone & Telegraph | |||
| Version 1 (current) | 248 kB | Shaun Ewing | Jan 29, 1929 00:00 | US-1700168-A // Cable clamp and bridle ring // Klein Charles H. ; John Everett St. // American Telephone & Telegraph | ||||
| PDF File 1700180.pdf | 868 kB | Shaun Ewing | Jan 29, 1929 00:00 |
|
US-1700180-A // Selective telegraph system // Roberts Leland Clifford // American Telephone & Telegraph | |||
| Version 1 (current) | 868 kB | Shaun Ewing | Jan 29, 1929 00:00 | US-1700180-A // Selective telegraph system // Roberts Leland Clifford // American Telephone & Telegraph | ||||
| PDF File 1700799.pdf | 255 kB | Shaun Ewing | Feb 05, 1929 00:00 |
|
US-1700799-A // Locking mechanism // Inglis Alfred H. ; Bostwick Lee G. // American Telephone & Telegraph | |||
| Version 1 (current) | 255 kB | Shaun Ewing | Feb 05, 1929 00:00 | US-1700799-A // Locking mechanism // Inglis Alfred H. ; Bostwick Lee G. // American Telephone & Telegraph | ||||
| PDF File 1700805.pdf | 214 kB | Shaun Ewing | Feb 05, 1929 00:00 |
|
US-1700805-A // Cone loud-speaker // Morris Robert W. // American Telephone & Telegraph | |||
| Version 1 (current) | 214 kB | Shaun Ewing | Feb 05, 1929 00:00 | US-1700805-A // Cone loud-speaker // Morris Robert W. // American Telephone & Telegraph | ||||
| PDF File 1700806.pdf | 140 kB | Shaun Ewing | Feb 05, 1929 00:00 |
|
US-1700806-A // Cone loud-speaker // Morris Robert W. // American Telephone & Telegraph | |||
| Version 1 (current) | 140 kB | Shaun Ewing | Feb 05, 1929 00:00 | US-1700806-A // Cone loud-speaker // Morris Robert W. // American Telephone & Telegraph | ||||
| PDF File 1701552.pdf | 604 kB | Shaun Ewing | Feb 12, 1929 00:00 |
|
US-1701552-A // Distortion compensator // Zobel Otto J. // American Telephone & Telegraph | |||
| Version 1 (current) | 604 kB | Shaun Ewing | Feb 12, 1929 00:00 | US-1701552-A // Distortion compensator // Zobel Otto J. // American Telephone & Telegraph | ||||
| PDF File 1701561.pdf | 423 kB | Shaun Ewing | Feb 12, 1929 00:00 |
|
US-1701561-A // Insulator // Gordon Chester S. // American Telephone & Telegraph | |||
| Version 1 (current) | 423 kB | Shaun Ewing | Feb 12, 1929 00:00 | US-1701561-A // Insulator // Gordon Chester S. // American Telephone & Telegraph | ||||
| PDF File 1701562.pdf | 363 kB | Shaun Ewing | Feb 12, 1929 00:00 |
|
US-1701562-A // Insulator // Gordon Chester S. // American Telephone & Telegraph | |||
| Version 1 (current) | 363 kB | Shaun Ewing | Feb 12, 1929 00:00 | US-1701562-A // Insulator // Gordon Chester S. // American Telephone & Telegraph | ||||
| PDF File 1702308.pdf | 337 kB | Shaun Ewing | Feb 19, 1929 00:00 |
|
US-1702308-A // Intercommunicating system // Niles Eliot W. ; Edwards William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 337 kB | Shaun Ewing | Feb 19, 1929 00:00 | US-1702308-A // Intercommunicating system // Niles Eliot W. ; Edwards William H. // American Telephone & Telegraph | ||||
| PDF File 1703142.pdf | 838 kB | Shaun Ewing | Feb 26, 1929 00:00 |
|
US-1703142-A // Compensation for phase variations // Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 838 kB | Shaun Ewing | Feb 26, 1929 00:00 | US-1703142-A // Compensation for phase variations // Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 1703146.pdf | 416 kB | Shaun Ewing | Feb 26, 1929 00:00 |
|
US-1703146-A // Rectifier alarm system // Holden William H. T. // American Telephone & Telegraph | |||
| Version 1 (current) | 416 kB | Shaun Ewing | Feb 26, 1929 00:00 | US-1703146-A // Rectifier alarm system // Holden William H. T. // American Telephone & Telegraph | ||||
| PDF File 1703147.pdf | 458 kB | Shaun Ewing | Feb 26, 1929 00:00 |
|
US-1703147-A // Rectifier alarm system // Holden William H. T. // American Telephone & Telegraph | |||
| Version 1 (current) | 458 kB | Shaun Ewing | Feb 26, 1929 00:00 | US-1703147-A // Rectifier alarm system // Holden William H. T. // American Telephone & Telegraph | ||||
| PDF File 1703870.pdf | 202 kB | Shaun Ewing | Mar 05, 1929 00:00 |
|
US-1703870-A // Radioantenna // Demarest Charles S. ; Ohl Russell S. // American Telephone & Telegraph | |||
| Version 1 (current) | 202 kB | Shaun Ewing | Mar 05, 1929 00:00 | US-1703870-A // Radioantenna // Demarest Charles S. ; Ohl Russell S. // American Telephone & Telegraph | ||||
| PDF File 1703972.pdf | 413 kB | Shaun Ewing | Mar 05, 1929 00:00 |
|
US-1703972-A // Printing-telegraph system // Watson Edward Fisk // American Telephone & Telegraph | |||
| Version 1 (current) | 413 kB | Shaun Ewing | Mar 05, 1929 00:00 | US-1703972-A // Printing-telegraph system // Watson Edward Fisk // American Telephone & Telegraph | ||||
| PDF File 1704780.pdf | 534 kB | Shaun Ewing | Mar 12, 1929 00:00 |
|
US-1704780-A // Method and means for simultaneously signaling all subscribers of carrier telegraph systems // Affel Herman A. ; Hamilton Baxter P. ; Thorp Vaughn P. ; Clapp Robert H. // American Telephone & Telegraph | |||
| Version 1 (current) | 534 kB | Shaun Ewing | Mar 12, 1929 00:00 | US-1704780-A // Method and means for simultaneously signaling all subscribers of carrier telegraph systems // Affel Herman A. ; Hamilton Baxter P. ; Thorp Vaughn P. ; Clapp Robert H. // American Telephone & Telegraph | ||||
| PDF File 1704786.pdf | 408 kB | Shaun Ewing | Mar 12, 1929 00:00 |
|
US-1704786-A // Cross-talk meter // Chapman Arthur G. // American Telephone & Telegraph | |||
| Version 1 (current) | 408 kB | Shaun Ewing | Mar 12, 1929 00:00 | US-1704786-A // Cross-talk meter // Chapman Arthur G. // American Telephone & Telegraph | ||||
| PDF File 1704806.pdf | 457 kB | Shaun Ewing | Mar 12, 1929 00:00 |
|
US-1704806-A // Signaling system // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 457 kB | Shaun Ewing | Mar 12, 1929 00:00 | US-1704806-A // Signaling system // Nyquist Harry // American Telephone & Telegraph |
