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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1117864.pdf | 639 kB | Shaun Ewing | Nov 17, 1914 00:00 |
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US-1117864-A // Signaling system. // Malcolm E. Launbranch // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 639 kB | Shaun Ewing | Nov 17, 1914 00:00 | US-1117864-A // Signaling system. // Malcolm E. Launbranch // Kellogg Switchboard & Supply | ||||
| PDF File 1117832.pdf | 488 kB | Shaun Ewing | Nov 17, 1914 00:00 |
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US-1117832-A // Signaling system. // Harry C. Goldrick // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 488 kB | Shaun Ewing | Nov 17, 1914 00:00 | US-1117832-A // Signaling system. // Harry C. Goldrick // Kellogg Switchboard & Supply | ||||
| PDF File 1117290.pdf | 1.35 MB | Shaun Ewing | Nov 17, 1914 00:00 |
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US-1117290-A // Semi-automatic telephone system. // Alfred H. Weiss // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.35 MB | Shaun Ewing | Nov 17, 1914 00:00 | US-1117290-A // Semi-automatic telephone system. // Alfred H. Weiss // Kellogg Switchboard & Supply | ||||
| PDF File 1115520.pdf | 247 kB | Shaun Ewing | Nov 03, 1914 00:00 |
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US-1115520-A // Receiver-shell. // Joseph B. Edwards // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 247 kB | Shaun Ewing | Nov 03, 1914 00:00 | US-1115520-A // Receiver-shell. // Joseph B. Edwards // Kellogg Switchboard & Supply | ||||
| PDF File 1115519.pdf | 222 kB | Shaun Ewing | Nov 03, 1914 00:00 |
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US-1115519-A // Method of strengthening receiver-shells. // Joseph B. Edwards // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 222 kB | Shaun Ewing | Nov 03, 1914 00:00 | US-1115519-A // Method of strengthening receiver-shells. // Joseph B. Edwards // Kellogg Switchboard & Supply | ||||
| PDF File 1113395.pdf | 739 kB | Shaun Ewing | Oct 13, 1914 00:00 |
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US-1113395-A // Telephone system. // Charles S. Winston // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 739 kB | Shaun Ewing | Oct 13, 1914 00:00 | US-1113395-A // Telephone system. // Charles S. Winston // Kellogg Switchboard & Supply | ||||
| PDF File 1113274.pdf | 766 kB | Shaun Ewing | Oct 13, 1914 00:00 |
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US-1113274-A // Telephone trunking system. // Charles S. Winston // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 766 kB | Shaun Ewing | Oct 13, 1914 00:00 | US-1113274-A // Telephone trunking system. // Charles S. Winston // Kellogg Switchboard & Supply | ||||
| PDF File 1112497.pdf | 552 kB | Shaun Ewing | Oct 06, 1914 00:00 |
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US-1112497-A // Telephone system with automatic ringing. // Richard I. Utter // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 552 kB | Shaun Ewing | Oct 06, 1914 00:00 | US-1112497-A // Telephone system with automatic ringing. // Richard I. Utter // Kellogg Switchboard & Supply | ||||
| PDF File 1111876.pdf | 690 kB | Shaun Ewing | Sept 29, 1914 00:00 |
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US-1111876-A // Telephone system. // Charles S. Winston // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 690 kB | Shaun Ewing | Sept 29, 1914 00:00 | US-1111876-A // Telephone system. // Charles S. Winston // Kellogg Switchboard & Supply | ||||
| PDF File 1110613.pdf | 3.19 MB | Shaun Ewing | Sept 15, 1914 00:00 |
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US-1110613-A // Automatic telephone system. // Alfred H. Dyson // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 3.19 MB | Shaun Ewing | Sept 15, 1914 00:00 | US-1110613-A // Automatic telephone system. // Alfred H. Dyson // Kellogg Switchboard & Supply | ||||
| PDF File 1110492.pdf | 3.07 MB | Shaun Ewing | Sept 15, 1914 00:00 |
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US-1110492-A // Selector-switch for automatic exchanges. // William Kaisling // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 3.07 MB | Shaun Ewing | Sept 15, 1914 00:00 | US-1110492-A // Selector-switch for automatic exchanges. // William Kaisling // Kellogg Switchboard & Supply | ||||
| PDF File 1110460.pdf | 2.96 MB | Shaun Ewing | Sept 15, 1914 00:00 |
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US-1110460-A // Automatic telephone-exchange system. // Fred Schoenwolf // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 2.96 MB | Shaun Ewing | Sept 15, 1914 00:00 | US-1110460-A // Automatic telephone-exchange system. // Fred Schoenwolf // Kellogg Switchboard & Supply | ||||
| PDF File 1108482.pdf | 2.61 MB | Shaun Ewing | Aug 25, 1914 00:00 |
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US-1108482-A // Telephone system. // Charles S. Winston // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 2.61 MB | Shaun Ewing | Aug 25, 1914 00:00 | US-1108482-A // Telephone system. // Charles S. Winston // Kellogg Switchboard & Supply | ||||
| PDF File 1107914.pdf | 937 kB | Shaun Ewing | Aug 18, 1914 00:00 |
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US-1107914-A // Apparatus for governing the speed of motors. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 937 kB | Shaun Ewing | Aug 18, 1914 00:00 | US-1107914-A // Apparatus for governing the speed of motors. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 1107371.pdf | 908 kB | Shaun Ewing | Aug 18, 1914 00:00 |
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US-1107371-A // Telephone system. // Charles A. Simpson // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 908 kB | Shaun Ewing | Aug 18, 1914 00:00 | US-1107371-A // Telephone system. // Charles A. Simpson // Kellogg Switchboard & Supply | ||||
| PDF File 1106655.pdf | 600 kB | Shaun Ewing | Aug 11, 1914 00:00 |
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US-1106655-A // Telephone call-bell or ringer. // William Kaisling // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 600 kB | Shaun Ewing | Aug 11, 1914 00:00 | US-1106655-A // Telephone call-bell or ringer. // William Kaisling // Kellogg Switchboard & Supply | ||||
| PDF File 1103040.pdf | 1.12 MB | Shaun Ewing | Jul 14, 1914 00:00 |
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US-1103040-A // Automatic switch for telephone systems. // Alfred H. Dyson // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.12 MB | Shaun Ewing | Jul 14, 1914 00:00 | US-1103040-A // Automatic switch for telephone systems. // Alfred H. Dyson // Kellogg Switchboard & Supply | ||||
| PDF File 1102415.pdf | 522 kB | Shaun Ewing | Jul 07, 1914 00:00 |
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US-1102415-A // Biased polarized ringer. // William Kaisling // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 522 kB | Shaun Ewing | Jul 07, 1914 00:00 | US-1102415-A // Biased polarized ringer. // William Kaisling // Kellogg Switchboard & Supply | ||||
| PDF File 1099164.pdf | 385 kB | Shaun Ewing | Jun 09, 1914 00:00 |
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US-1099164-A // Party-line ringing-key. // Alva J. Carter // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 385 kB | Shaun Ewing | Jun 09, 1914 00:00 | US-1099164-A // Party-line ringing-key. // Alva J. Carter // Kellogg Switchboard & Supply | ||||
| PDF File 1098447.pdf | 1.32 MB | Shaun Ewing | Jun 02, 1914 00:00 |
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US-1098447-A // Calling device. // William Kaisling // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.32 MB | Shaun Ewing | Jun 02, 1914 00:00 | US-1098447-A // Calling device. // William Kaisling // Kellogg Switchboard & Supply |
