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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1747248.pdf | 841 kB | Shaun Ewing | Feb 18, 1930 00:00 |
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US-1747248-A // Synchronizing system // Knoop William A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 841 kB | Shaun Ewing | Feb 18, 1930 00:00 | US-1747248-A // Synchronizing system // Knoop William A. // Bell Telephone Labor Inc | ||||
| PDF File 1773910.pdf | 831 kB | Shaun Ewing | Aug 26, 1930 00:00 |
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US-1773910-A // Sound radiator // Lane Clarence E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 831 kB | Shaun Ewing | Aug 26, 1930 00:00 | US-1773910-A // Sound radiator // Lane Clarence E. // Bell Telephone Labor Inc | ||||
| PDF File 1675096.pdf | 829 kB | Shaun Ewing | Jun 26, 1928 00:00 |
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US-1675096-A // Signaling system // Curtis Austen M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 829 kB | Shaun Ewing | Jun 26, 1928 00:00 | US-1675096-A // Signaling system // Curtis Austen M. // 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 1701100.pdf | 827 kB | Shaun Ewing | Feb 05, 1929 00:00 |
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US-1701100-A // High-speed telegraph repeater employing vibrating relays // Cummings George C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 827 kB | Shaun Ewing | Feb 05, 1929 00:00 | US-1701100-A // High-speed telegraph repeater employing vibrating relays // Cummings George C. // Bell Telephone Labor Inc | ||||
| PDF File 1623734.pdf | 818 kB | Shaun Ewing | Apr 05, 1927 00:00 |
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US-1623734-A // Telephone system // King Ralph E. ; Beaumont William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 818 kB | Shaun Ewing | Apr 05, 1927 00:00 | US-1623734-A // Telephone system // King Ralph E. ; Beaumont William M. // Bell Telephone Labor Inc | ||||
| PDF File 1632901.pdf | 816 kB | Shaun Ewing | Jun 21, 1927 00:00 |
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US-1632901-A // Trunking system // Johnson Herbert B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 816 kB | Shaun Ewing | Jun 21, 1927 00:00 | US-1632901-A // Trunking system // Johnson Herbert B. // Bell Telephone Labor Inc | ||||
| PDF File 1759332.pdf | 815 kB | Shaun Ewing | May 20, 1930 00:00 |
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US-1759332-A // Wave transmission circuit // Whittle Horace ; Grimley Donald G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 815 kB | Shaun Ewing | May 20, 1930 00:00 | US-1759332-A // Wave transmission circuit // Whittle Horace ; Grimley Donald G. // Bell Telephone Labor Inc | ||||
| PDF File 1642506.pdf | 813 kB | Shaun Ewing | Sept 13, 1927 00:00 |
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US-1642506-A // Wave-transmission system // Norton Edward L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 813 kB | Shaun Ewing | Sept 13, 1927 00:00 | US-1642506-A // Wave-transmission system // Norton Edward L. // Bell Telephone Labor Inc | ||||
| PDF File 1731656.pdf | 808 kB | Shaun Ewing | Oct 15, 1929 00:00 |
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US-1731656-A // Repeater circuits // Flanders Paul B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 808 kB | Shaun Ewing | Oct 15, 1929 00:00 | US-1731656-A // Repeater circuits // Flanders Paul B. // Bell Telephone Labor Inc | ||||
| PDF File 1759623.pdf | 806 kB | Shaun Ewing | May 20, 1930 00:00 |
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US-1759623-A // Signaling system // Mathes Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 806 kB | Shaun Ewing | May 20, 1930 00:00 | US-1759623-A // Signaling system // Mathes Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 1782912.pdf | 786 kB | Shaun Ewing | Nov 25, 1930 00:00 |
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US-1782912-A // Method for eliminating noise in machinery // Snook Homer C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 786 kB | Shaun Ewing | Nov 25, 1930 00:00 | US-1782912-A // Method for eliminating noise in machinery // Snook Homer C. // Bell Telephone Labor Inc | ||||
| PDF File 1690300.pdf | 784 kB | Shaun Ewing | Nov 06, 1928 00:00 |
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US-1690300-A // Transmission of pictures by electricity // Horton Joseph W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 784 kB | Shaun Ewing | Nov 06, 1928 00:00 | US-1690300-A // Transmission of pictures by electricity // Horton Joseph W. // Bell Telephone Labor Inc | ||||
| PDF File 1762731.pdf | 774 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762731-A // Magnetic device // Mead Edward D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 774 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762731-A // Magnetic device // Mead Edward D. // Bell Telephone Labor Inc | ||||
| PDF File 1671302.pdf | 769 kB | Shaun Ewing | May 29, 1928 00:00 |
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US-1671302-A // Electrooptical transmission // Mathes Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 769 kB | Shaun Ewing | May 29, 1928 00:00 | US-1671302-A // Electrooptical transmission // Mathes Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 1717143.pdf | 769 kB | Shaun Ewing | Jun 11, 1929 00:00 |
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US-1717143-A // Telephone system // Cahill Harold D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 769 kB | Shaun Ewing | Jun 11, 1929 00:00 | US-1717143-A // Telephone system // Cahill Harold D. // Bell Telephone Labor Inc | ||||
| PDF File 1680550.pdf | 763 kB | Shaun Ewing | Aug 14, 1928 00:00 |
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US-1680550-A // Signaling system // Kerr Mark B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 763 kB | Shaun Ewing | Aug 14, 1928 00:00 | US-1680550-A // Signaling system // Kerr Mark B. // Bell Telephone Labor Inc | ||||
| PDF File 1786652.pdf | 758 kB | Shaun Ewing | Dec 30, 1930 00:00 |
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US-1786652-A // Electrooptical system // Hartley Ralph V. L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 758 kB | Shaun Ewing | Dec 30, 1930 00:00 | US-1786652-A // Electrooptical system // Hartley Ralph V. L. // Bell Telephone Labor Inc | ||||
| PDF File 1753321.pdf | 755 kB | Shaun Ewing | Apr 08, 1930 00:00 |
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US-1753321-A // Telephone-exchange system // Stokely Ray L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 755 kB | Shaun Ewing | Apr 08, 1930 00:00 | US-1753321-A // Telephone-exchange system // Stokely Ray L. // Bell Telephone Labor Inc | ||||
| PDF File 1772558.pdf | 744 kB | Shaun Ewing | Aug 12, 1930 00:00 |
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US-1772558-A // Loading system // Shea Timothy E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 744 kB | Shaun Ewing | Aug 12, 1930 00:00 | US-1772558-A // Loading system // Shea Timothy E. // Bell Telephone Labor Inc |
