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 1897083.pdf | 9.94 MB | Shaun Ewing | Feb 14, 1933 00:00 |
|
US-1897083-A // Telephone exchange system // Strickler Walter B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 9.94 MB | Shaun Ewing | Feb 14, 1933 00:00 | US-1897083-A // Telephone exchange system // Strickler Walter B. // Bell Telephone Labor Inc | ||||
| PDF File 1897069.pdf | 5.32 MB | Shaun Ewing | Feb 14, 1933 00:00 |
|
US-1897069-A // Telephone exchange system // Newsom James B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 5.32 MB | Shaun Ewing | Feb 14, 1933 00:00 | US-1897069-A // Telephone exchange system // Newsom James B. // Bell Telephone Labor Inc | ||||
| PDF File 1897068.pdf | 392 kB | Shaun Ewing | Feb 14, 1933 00:00 |
|
US-1897068-A // Constant speed motor // Morton Edmund R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 392 kB | Shaun Ewing | Feb 14, 1933 00:00 | US-1897068-A // Constant speed motor // Morton Edmund R. // Bell Telephone Labor Inc | ||||
| PDF File 1897045.pdf | 615 kB | Shaun Ewing | Feb 14, 1933 00:00 |
|
US-1897045-A // Relay // Fry Jacob R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 615 kB | Shaun Ewing | Feb 14, 1933 00:00 | US-1897045-A // Relay // Fry Jacob R. // Bell Telephone Labor Inc | ||||
| PDF File 1897040.pdf | 454 kB | Shaun Ewing | Feb 14, 1933 00:00 |
|
US-1897040-A // Inductive device // Christopher Arthur J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 454 kB | Shaun Ewing | Feb 14, 1933 00:00 | US-1897040-A // Inductive device // Christopher Arthur J. // Bell Telephone Labor Inc | ||||
| PDF File 1896785.pdf | 382 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896785-A // Modulating device // Ohl Russell S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 382 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896785-A // Modulating device // Ohl Russell S. // Bell Telephone Labor Inc | ||||
| PDF File 1896781.pdf | 970 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896781-A // Constant frequency oscillator // Llewellyn Frederick B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 970 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896781-A // Constant frequency oscillator // Llewellyn Frederick B. // Bell Telephone Labor Inc | ||||
| PDF File 1896780.pdf | 361 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896780-A // Modulating device // Llewellyn Frederick B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 361 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896780-A // Modulating device // Llewellyn Frederick B. // Bell Telephone Labor Inc | ||||
| PDF File 1896767.pdf | 645 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896767-A // Signaling system // Buckley Oliver E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 645 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896767-A // Signaling system // Buckley Oliver E. // Bell Telephone Labor Inc | ||||
| PDF File 1896762.pdf | 264 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896762-A // Coil // Whittle Horace // Bell Telephone Labor Inc | |||
| Version 1 (current) | 264 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896762-A // Coil // Whittle Horace // Bell Telephone Labor Inc | ||||
| PDF File 1896757.pdf | 8.63 MB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896757-A // Telephone exchange system // Strickler Walter B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 8.63 MB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896757-A // Telephone exchange system // Strickler Walter B. // Bell Telephone Labor Inc | ||||
| PDF File 1896513.pdf | 304 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896513-A // Piezo-electric crystal // Hovgaard Ole M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 304 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896513-A // Piezo-electric crystal // Hovgaard Ole M. // Bell Telephone Labor Inc | ||||
| PDF File 1896510.pdf | 265 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896510-A // Adjustable inductance // Given Frederick J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 265 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896510-A // Adjustable inductance // Given Frederick J. // Bell Telephone Labor Inc | ||||
| PDF File 1896487.pdf | 865 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896487-A // Calling circuit // Gibson Robert D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 865 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896487-A // Calling circuit // Gibson Robert D. // Bell Telephone Labor Inc | ||||
| PDF File 1896480.pdf | 804 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896480-A // Balanced inductance device // Christopher Arthur J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 804 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896480-A // Balanced inductance device // Christopher Arthur J. // Bell Telephone Labor Inc | ||||
| PDF File 1896478.pdf | 264 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896478-A // Treating wood and preventing corrosion of cables // Burns Robert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 264 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896478-A // Treating wood and preventing corrosion of cables // Burns Robert M. // Bell Telephone Labor Inc | ||||
| PDF File 1896473.pdf | 240 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896473-A // Article of metallic compositions or alloys of lead // Townsend John R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 240 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896473-A // Article of metallic compositions or alloys of lead // Townsend John R. // Bell Telephone Labor Inc | ||||
| PDF File 1896464.pdf | 856 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896464-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 856 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896464-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 1896065.pdf | 651 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896065-A // Selective circuit for superheterodyne radioreceivers // Budenbom Horace T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 651 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896065-A // Selective circuit for superheterodyne radioreceivers // Budenbom Horace T. // Bell Telephone Labor Inc | ||||
| PDF File 1895828.pdf | 1.87 MB | Shaun Ewing | Jan 31, 1933 00:00 |
|
US-1895828-A // Wire splicing machine // Jr. Charles L. Van Inwagen, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.87 MB | Shaun Ewing | Jan 31, 1933 00:00 | US-1895828-A // Wire splicing machine // Jr. Charles L. Van Inwagen, // Bell Telephone Labor Inc |
