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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1762953.pdf | 1.11 MB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762953-A // Signaling system // Black Harold S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762953-A // Signaling system // Black Harold S. // Bell Telephone Labor Inc | ||||
| PDF File 1762956.pdf | 728 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762956-A // Signaling conductor // Buckley Oliver E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 728 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762956-A // Signaling conductor // Buckley Oliver E. // Bell Telephone Labor Inc | ||||
| PDF File 1762968.pdf | 480 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762968-A // Composite conductor // Farnsworth Frank F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 480 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762968-A // Composite conductor // Farnsworth Frank F. // Bell Telephone Labor Inc | ||||
| PDF File 1762971.pdf | 855 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762971-A // Remote-control power system // Field Joseph C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 855 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762971-A // Remote-control power system // Field Joseph C. // Bell Telephone Labor Inc | ||||
| PDF File 1762973.pdf | 568 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762973-A // Alarm system // Frederick Halsey Augustus // Bell Telephone Labor Inc | |||
| Version 1 (current) | 568 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762973-A // Alarm system // Frederick Halsey Augustus // Bell Telephone Labor Inc | ||||
| PDF File 1762981.pdf | 486 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762981-A // Acoustic device // Hartley Ralph V. L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 486 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762981-A // Acoustic device // Hartley Ralph V. L. // Bell Telephone Labor Inc | ||||
| PDF File 1762984.pdf | 398 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762984-A // Secret-communicating system // Heising Raymond A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762984-A // Secret-communicating system // Heising Raymond A. // Bell Telephone Labor Inc | ||||
| PDF File 1762986.pdf | 1.19 MB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762986-A // Telephone system // Hinrichsen Edward E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762986-A // Telephone system // Hinrichsen Edward E. // Bell Telephone Labor Inc | ||||
| PDF File 1762991.pdf | 240 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762991-A // Electromagnetic reproducer or recorder // Jones Warren C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 240 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762991-A // Electromagnetic reproducer or recorder // Jones Warren C. // Bell Telephone Labor Inc | ||||
| PDF File 1762996.pdf | 364 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762996-A // Loading of signaling conductors // Legg Victor E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 364 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762996-A // Loading of signaling conductors // Legg Victor E. // Bell Telephone Labor Inc | ||||
| PDF File 1762999.pdf | 585 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762999-A // Regulator system // Manderfeld Emanuel C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 585 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762999-A // Regulator system // Manderfeld Emanuel C. // Bell Telephone Labor Inc | ||||
| PDF File 1763003.pdf | 381 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763003-A // Electromagnetic device // Mead Edward D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 381 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763003-A // Electromagnetic device // Mead Edward D. // Bell Telephone Labor Inc | ||||
| PDF File 1763006.pdf | 297 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763006-A // Telephone-exchange equipment // Murphy Paul G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 297 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763006-A // Telephone-exchange equipment // Murphy Paul G. // Bell Telephone Labor Inc | ||||
| PDF File 1763008.pdf | 263 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763008-A // Electromagnetic device // Priessman Neil Y. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 263 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763008-A // Electromagnetic device // Priessman Neil Y. // Bell Telephone Labor Inc | ||||
| PDF File 1763014.pdf | 547 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763014-A // Regulator system // Stacy Leland J. ; Krom Myron E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 547 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763014-A // Regulator system // Stacy Leland J. ; Krom Myron E. // Bell Telephone Labor Inc | ||||
| PDF File 1763015.pdf | 827 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763015-A // Operation of electric space-discharge devices // Stevenson George H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 827 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763015-A // Operation of electric space-discharge devices // Stevenson George H. // Bell Telephone Labor Inc | ||||
| PDF File 1763017.pdf | 548 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763017-A // Regulator system // Stoller Hugh M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 548 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763017-A // Regulator system // Stoller Hugh M. // Bell Telephone Labor Inc | ||||
| PDF File 1763036.pdf | 2.05 MB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763036-A // Trunking system // Entz Ferdinand S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.05 MB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763036-A // Trunking system // Entz Ferdinand S. // Bell Telephone Labor Inc | ||||
| PDF File 1763043.pdf | 317 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763043-A // Loading of conductors // Gilbert John J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 317 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763043-A // Loading of conductors // Gilbert John J. // Bell Telephone Labor Inc | ||||
| PDF File 1763057.pdf | 462 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763057-A // Regulator system // Krom Myron E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 462 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763057-A // Regulator system // Krom Myron E. // Bell Telephone Labor Inc |
