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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1652490.pdf | 266 kB | Shaun Ewing | Dec 13, 1927 00:00 |
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US-1652490-A // Electromagnetic device // Miller Daniel D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 266 kB | Shaun Ewing | Dec 13, 1927 00:00 | US-1652490-A // Electromagnetic device // Miller Daniel D. // Bell Telephone Labor Inc | ||||
| PDF File 1715543.pdf | 264 kB | Shaun Ewing | Jun 04, 1929 00:00 |
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US-1715543-A // Magnetic core // Elmen Gustaf W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 264 kB | Shaun Ewing | Jun 04, 1929 00:00 | US-1715543-A // Magnetic core // Elmen Gustaf W. // 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 1700452.pdf | 262 kB | Shaun Ewing | Jan 29, 1929 00:00 |
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US-1700452-A // Electron-discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 262 kB | Shaun Ewing | Jan 29, 1929 00:00 | US-1700452-A // Electron-discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 1711687.pdf | 260 kB | Shaun Ewing | May 07, 1929 00:00 |
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US-1711687-A // Telephone calling dial // Miller Victor F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 260 kB | Shaun Ewing | May 07, 1929 00:00 | US-1711687-A // Telephone calling dial // Miller Victor F. // Bell Telephone Labor Inc | ||||
| PDF File 1739699.pdf | 260 kB | Shaun Ewing | Dec 17, 1929 00:00 |
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US-1739699-A // Electrical transmission circuits // Whittle Horace // Bell Telephone Labor Inc | |||
| Version 1 (current) | 260 kB | Shaun Ewing | Dec 17, 1929 00:00 | US-1739699-A // Electrical transmission circuits // Whittle Horace // Bell Telephone Labor Inc | ||||
| PDF File 1743470.pdf | 259 kB | Shaun Ewing | Jan 14, 1930 00:00 |
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US-1743470-A // Magnetic device // Mead Edward D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 259 kB | Shaun Ewing | Jan 14, 1930 00:00 | US-1743470-A // Magnetic device // Mead Edward D. // Bell Telephone Labor Inc | ||||
| PDF File 1624393.pdf | 254 kB | Shaun Ewing | Apr 12, 1927 00:00 |
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US-1624393-A // Telegraph system // Clokey Allison A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 254 kB | Shaun Ewing | Apr 12, 1927 00:00 | US-1624393-A // Telegraph system // Clokey Allison A. // Bell Telephone Labor Inc | ||||
| PDF File 1747829.pdf | 253 kB | Shaun Ewing | Feb 18, 1930 00:00 |
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US-1747829-A // Electrical reproducer // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 253 kB | Shaun Ewing | Feb 18, 1930 00:00 | US-1747829-A // Electrical reproducer // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 1673124.pdf | 252 kB | Shaun Ewing | Jun 12, 1928 00:00 |
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US-1673124-A // Signaling system // Raynsford Arthur // Bell Telephone Labor Inc | |||
| Version 1 (current) | 252 kB | Shaun Ewing | Jun 12, 1928 00:00 | US-1673124-A // Signaling system // Raynsford Arthur // Bell Telephone Labor Inc | ||||
| PDF File 1660979.pdf | 250 kB | Shaun Ewing | Feb 28, 1928 00:00 |
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US-1660979-A // Current-control device // Thayer Walter J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 250 kB | Shaun Ewing | Feb 28, 1928 00:00 | US-1660979-A // Current-control device // Thayer Walter J. // Bell Telephone Labor Inc | ||||
| PDF File 1784858.pdf | 249 kB | Shaun Ewing | Dec 16, 1930 00:00 |
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US-1784858-A // Sound-recording system // Wente Edward C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 249 kB | Shaun Ewing | Dec 16, 1930 00:00 | US-1784858-A // Sound-recording system // Wente Edward C. // Bell Telephone Labor Inc | ||||
| PDF File 1651957.pdf | 249 kB | Shaun Ewing | Dec 06, 1927 00:00 |
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US-1651957-A // Insulation of finely-divided magnetic material // Lowry Homer H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 249 kB | Shaun Ewing | Dec 06, 1927 00:00 | US-1651957-A // Insulation of finely-divided magnetic material // Lowry Homer H. // Bell Telephone Labor Inc | ||||
| PDF File 1668677.pdf | 242 kB | Shaun Ewing | May 08, 1928 00:00 |
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US-1668677-A // Telephone-exchange system // Harvey William H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 242 kB | Shaun Ewing | May 08, 1928 00:00 | US-1668677-A // Telephone-exchange system // Harvey William H. // Bell Telephone Labor Inc | ||||
| PDF File 1717095.pdf | 242 kB | Shaun Ewing | Jun 11, 1929 00:00 |
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US-1717095-A // Potential-limiting device // Clokey Allison A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 242 kB | Shaun Ewing | Jun 11, 1929 00:00 | US-1717095-A // Potential-limiting device // Clokey Allison A. // Bell Telephone Labor Inc | ||||
| PDF File 1715713.pdf | 241 kB | Shaun Ewing | Jun 04, 1929 00:00 |
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US-1715713-A // Treatment of magnetic materials // Legg Victor E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 241 kB | Shaun Ewing | Jun 04, 1929 00:00 | US-1715713-A // Treatment of magnetic materials // Legg Victor E. // Bell Telephone Labor Inc | ||||
| PDF File 1733605.pdf | 240 kB | Shaun Ewing | Oct 29, 1929 00:00 |
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US-1733605-A // Tactual interpretation of vibrations // Jones Warren C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 240 kB | Shaun Ewing | Oct 29, 1929 00:00 | US-1733605-A // Tactual interpretation of vibrations // Jones Warren C. // 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 1780917.pdf | 239 kB | Shaun Ewing | Nov 11, 1930 00:00 |
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US-1780917-A // Electric condenser // Hoch Ellery T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 239 kB | Shaun Ewing | Nov 11, 1930 00:00 | US-1780917-A // Electric condenser // Hoch Ellery T. // Bell Telephone Labor Inc | ||||
| PDF File 1655059.pdf | 239 kB | Shaun Ewing | Jan 03, 1928 00:00 |
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US-1655059-A // Selector switch // Hess George K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 239 kB | Shaun Ewing | Jan 03, 1928 00:00 | US-1655059-A // Selector switch // Hess George K. // Bell Telephone Labor Inc |
