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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1849643.pdf | 799 kB | Shaun Ewing | Mar 15, 1932 00:00 |
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US-1849643-A // Electric contact device // Seasongood Charles C. ; Mcwilliams Charles W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 799 kB | Shaun Ewing | Mar 15, 1932 00:00 | US-1849643-A // Electric contact device // Seasongood Charles C. ; Mcwilliams Charles W. // Bell Telephone Labor Inc | ||||
| PDF File 1849088.pdf | 1.54 MB | Shaun Ewing | Mar 15, 1932 00:00 |
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US-1849088-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.54 MB | Shaun Ewing | Mar 15, 1932 00:00 | US-1849088-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | ||||
| PDF File 1849087.pdf | 1.61 MB | Shaun Ewing | Mar 15, 1932 00:00 |
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US-1849087-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.61 MB | Shaun Ewing | Mar 15, 1932 00:00 | US-1849087-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | ||||
| PDF File 1848364.pdf | 459 kB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848364-A // Treating magnetic materials // Legg Victor E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 459 kB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848364-A // Treating magnetic materials // Legg Victor E. // Bell Telephone Labor Inc | ||||
| PDF File 1848212.pdf | 528 kB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848212-A // Apparatus for producing artificial breathing // Waterman John S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 528 kB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848212-A // Apparatus for producing artificial breathing // Waterman John S. // Bell Telephone Labor Inc | ||||
| PDF File 1848187.pdf | 373 kB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848187-A // Vacuum tube amplifier // Mcnally James O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 373 kB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848187-A // Vacuum tube amplifier // Mcnally James O. // Bell Telephone Labor Inc | ||||
| PDF File 1848181.pdf | 1.15 MB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848181-A // Synchronous signaling system // Knoop William A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.15 MB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848181-A // Synchronous signaling system // Knoop William A. // Bell Telephone Labor Inc | ||||
| PDF File 1848180.pdf | 1.47 MB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848180-A // Synchronizing system // Knoop William A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.47 MB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848180-A // Synchronizing system // Knoop William A. // Bell Telephone Labor Inc | ||||
| PDF File 1848174.pdf | 8.31 MB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848174-A // Trouble recording system // Irvine Frank S. ; Roberts Thomas H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 8.31 MB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848174-A // Trouble recording system // Irvine Frank S. ; Roberts Thomas H. // Bell Telephone Labor Inc | ||||
| PDF File 1848169.pdf | 180 kB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848169-A // Adjustable inductance // Greenidge Ralph M. C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 180 kB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848169-A // Adjustable inductance // Greenidge Ralph M. C. // Bell Telephone Labor Inc | ||||
| PDF File 1848143.pdf | 619 kB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848143-A // Motion picture apparatus // Pfannenstiehl Harry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 619 kB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848143-A // Motion picture apparatus // Pfannenstiehl Harry // Bell Telephone Labor Inc | ||||
| PDF File 1848134.pdf | 635 kB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848134-A // Electrical testing system // Lambert Kenneth B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 635 kB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848134-A // Electrical testing system // Lambert Kenneth B. // Bell Telephone Labor Inc | ||||
| PDF File 1847702.pdf | 1.13 MB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847702-A // Sound translating device // Thuras Albert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.13 MB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847702-A // Sound translating device // Thuras Albert L. // Bell Telephone Labor Inc | ||||
| PDF File 1847213.pdf | 505 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847213-A // Selector switch // Folkner George W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 505 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847213-A // Selector switch // Folkner George W. // Bell Telephone Labor Inc | ||||
| PDF File 1847191.pdf | 840 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847191-A // Control system // Morton Edmund R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 840 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847191-A // Control system // Morton Edmund R. // Bell Telephone Labor Inc | ||||
| PDF File 1847174.pdf | 300 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847174-A // Communication system // Dixon Amos F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 300 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847174-A // Communication system // Dixon Amos F. // Bell Telephone Labor Inc | ||||
| PDF File 1847145.pdf | 331 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847145-A // Amplifier system // Tarr James E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 331 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847145-A // Amplifier system // Tarr James E. // Bell Telephone Labor Inc | ||||
| PDF File 1847137.pdf | 341 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847137-A // Communication system // Roberts John G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 341 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847137-A // Communication system // Roberts John G. // Bell Telephone Labor Inc | ||||
| PDF File 1847113.pdf | 343 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847113-A // Communication system // Keller Leo // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847113-A // Communication system // Keller Leo // Bell Telephone Labor Inc | ||||
| PDF File 1847089.pdf | 383 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847089-A // Radio receiving system // Heising Raymond A. ; Farrington John F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 383 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847089-A // Radio receiving system // Heising Raymond A. ; Farrington John F. // Bell Telephone Labor Inc |
