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 2107177.pdf | 455 kB | Shaun Ewing | Feb 01, 1938 00:00 |
|
US-2107177-A // Stranded conductor // Dudley Homer W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 455 kB | Shaun Ewing | Feb 01, 1938 00:00 | US-2107177-A // Stranded conductor // Dudley Homer W. // Bell Telephone Labor Inc | ||||
| PDF File 2107746.pdf | 325 kB | Shaun Ewing | Feb 08, 1938 00:00 |
|
US-2107746-A // Relay circuit // Busch Aloysius J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 325 kB | Shaun Ewing | Feb 08, 1938 00:00 | US-2107746-A // Relay circuit // Busch Aloysius J. // Bell Telephone Labor Inc | ||||
| PDF File 2107751.pdf | 243 kB | Shaun Ewing | Feb 08, 1938 00:00 |
|
US-2107751-A // Terminal strip // Goff Harold W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 243 kB | Shaun Ewing | Feb 08, 1938 00:00 | US-2107751-A // Terminal strip // Goff Harold W. // Bell Telephone Labor Inc | ||||
| PDF File 2107752.pdf | 300 kB | Shaun Ewing | Feb 08, 1938 00:00 |
|
US-2107752-A // Electrical device // Harley John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 300 kB | Shaun Ewing | Feb 08, 1938 00:00 | US-2107752-A // Electrical device // Harley John B. // Bell Telephone Labor Inc | ||||
| PDF File 2107753.pdf | 1.22 MB | Shaun Ewing | Feb 08, 1938 00:00 |
|
US-2107753-A // Distortion indicating and measuring device for printing telegraph systems // Hearn Richard B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.22 MB | Shaun Ewing | Feb 08, 1938 00:00 | US-2107753-A // Distortion indicating and measuring device for printing telegraph systems // Hearn Richard B. // Bell Telephone Labor Inc | ||||
| PDF File 2107754.pdf | 831 kB | Shaun Ewing | Feb 08, 1938 00:00 |
|
US-2107754-A // Telephone system // Johnston Donald F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 831 kB | Shaun Ewing | Feb 08, 1938 00:00 | US-2107754-A // Telephone system // Johnston Donald F. // Bell Telephone Labor Inc | ||||
| PDF File 2107756.pdf | 1.20 MB | Shaun Ewing | Feb 08, 1938 00:00 |
|
US-2107756-A // Privacy system // Kendall Burton W. ; Mitchell Doren // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.20 MB | Shaun Ewing | Feb 08, 1938 00:00 | US-2107756-A // Privacy system // Kendall Burton W. ; Mitchell Doren // Bell Telephone Labor Inc | ||||
| PDF File 2107757.pdf | 358 kB | Shaun Ewing | Feb 08, 1938 00:00 |
|
US-2107757-A // Acoustic device // Kinsley Thomas G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 358 kB | Shaun Ewing | Feb 08, 1938 00:00 | US-2107757-A // Acoustic device // Kinsley Thomas G. // Bell Telephone Labor Inc | ||||
| PDF File 2107759.pdf | 384 kB | Shaun Ewing | Feb 08, 1938 00:00 |
|
US-2107759-A // Electrooptical scanning apparatus // Mattke Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 384 kB | Shaun Ewing | Feb 08, 1938 00:00 | US-2107759-A // Electrooptical scanning apparatus // Mattke Charles F. // Bell Telephone Labor Inc | ||||
| PDF File 2108635.pdf | 397 kB | Shaun Ewing | Feb 15, 1938 00:00 |
|
US-2108635-A // Shield for ignition plugs // Aiken Charles B. ; Durfee Thomas // Bell Telephone Labor Inc | |||
| Version 1 (current) | 397 kB | Shaun Ewing | Feb 15, 1938 00:00 | US-2108635-A // Shield for ignition plugs // Aiken Charles B. ; Durfee Thomas // Bell Telephone Labor Inc | ||||
| PDF File 2108637.pdf | 457 kB | Shaun Ewing | Feb 15, 1938 00:00 |
|
US-2108637-A // Testing apparatus // Bartgis Charles P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 457 kB | Shaun Ewing | Feb 15, 1938 00:00 | US-2108637-A // Testing apparatus // Bartgis Charles P. // Bell Telephone Labor Inc | ||||
| PDF File 2108640.pdf | 432 kB | Shaun Ewing | Feb 15, 1938 00:00 |
|
US-2108640-A // Electron discharge apparatus // Bieling Carl A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 432 kB | Shaun Ewing | Feb 15, 1938 00:00 | US-2108640-A // Electron discharge apparatus // Bieling Carl A. // Bell Telephone Labor Inc | ||||
| PDF File 2108642.pdf | 938 kB | Shaun Ewing | Feb 15, 1938 00:00 |
|
US-2108642-A // Magnetic device // Boardman Edward M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 938 kB | Shaun Ewing | Feb 15, 1938 00:00 | US-2108642-A // Magnetic device // Boardman Edward M. // Bell Telephone Labor Inc | ||||
| PDF File 2108830.pdf | 533 kB | Shaun Ewing | Feb 22, 1938 00:00 |
|
US-2108830-A // Electron discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 533 kB | Shaun Ewing | Feb 22, 1938 00:00 | US-2108830-A // Electron discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2109744.pdf | 969 kB | Shaun Ewing | Mar 01, 1938 00:00 |
|
US-2109744-A // Electrooptical scanning apparatus // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 969 kB | Shaun Ewing | Mar 01, 1938 00:00 | US-2109744-A // Electrooptical scanning apparatus // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2110200.pdf | 546 kB | Shaun Ewing | Mar 08, 1938 00:00 |
|
US-2110200-A // Acoustic device // Clarke Harry R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 546 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110200-A // Acoustic device // Clarke Harry R. // Bell Telephone Labor Inc | ||||
| PDF File 2110271.pdf | 472 kB | Shaun Ewing | Mar 08, 1938 00:00 |
|
US-2110271-A // Welding device // May David T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 472 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110271-A // Welding device // May David T. // Bell Telephone Labor Inc | ||||
| PDF File 2110278.pdf | 564 kB | Shaun Ewing | Mar 08, 1938 00:00 |
|
US-2110278-A // Translating circuit // Shaw Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 564 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110278-A // Translating circuit // Shaw Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2110284.pdf | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 |
|
US-2110284-A // Repeater system // Bachelet Albert E. ; Brand Smart // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110284-A // Repeater system // Bachelet Albert E. ; Brand Smart // Bell Telephone Labor Inc | ||||
| PDF File 2110286.pdf | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 |
|
US-2110286-A // Teletypewriter equipment // Burgess Alfred A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110286-A // Teletypewriter equipment // Burgess Alfred A. // Bell Telephone Labor Inc |
