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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 836489.pdf | 332 kB | Shaun Ewing | Nov 20, 1906 00:00 |
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US-836489-A // Testing system for telephone-lines. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 332 kB | Shaun Ewing | Nov 20, 1906 00:00 | US-836489-A // Testing system for telephone-lines. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 836514.pdf | 668 kB | Shaun Ewing | Nov 20, 1906 00:00 |
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US-836514-A // Telephone cord-circuit. // Albion D. T. Libby // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 668 kB | Shaun Ewing | Nov 20, 1906 00:00 | US-836514-A // Telephone cord-circuit. // Albion D. T. Libby // Kellogg Switchboard & Supply | ||||
| PDF File 838525.pdf | 584 kB | Shaun Ewing | Dec 18, 1906 00:00 |
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US-838525-A // Testing system for telephone-lines. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 584 kB | Shaun Ewing | Dec 18, 1906 00:00 | US-838525-A // Testing system for telephone-lines. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 839910.pdf | 613 kB | Shaun Ewing | Jan 01, 1907 00:00 |
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US-839910-A // Telephone system. // Harry G. Webster // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 613 kB | Shaun Ewing | Jan 01, 1907 00:00 | US-839910-A // Telephone system. // Harry G. Webster // Kellogg Switchboard & Supply | ||||
| PDF File 841233.pdf | 639 kB | Shaun Ewing | Jan 15, 1907 00:00 |
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US-841233-A // Telephone system. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 639 kB | Shaun Ewing | Jan 15, 1907 00:00 | US-841233-A // Telephone system. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 841292.pdf | 679 kB | Shaun Ewing | Jan 15, 1907 00:00 |
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US-841292-A // Telephone system. // Alfred H. Weiss // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 679 kB | Shaun Ewing | Jan 15, 1907 00:00 | US-841292-A // Telephone system. // Alfred H. Weiss // Kellogg Switchboard & Supply | ||||
| PDF File 841339.pdf | 996 kB | Shaun Ewing | Jan 15, 1907 00:00 |
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US-841339-A // Incoming trunk-line. // Howard M. Post // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 996 kB | Shaun Ewing | Jan 15, 1907 00:00 | US-841339-A // Incoming trunk-line. // Howard M. Post // Kellogg Switchboard & Supply | ||||
| PDF File 841747.pdf | 1.75 MB | Shaun Ewing | Jan 22, 1907 00:00 |
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US-841747-A // Telephone trunking-circuits. // Harry G. Webster // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.75 MB | Shaun Ewing | Jan 22, 1907 00:00 | US-841747-A // Telephone trunking-circuits. // Harry G. Webster // Kellogg Switchboard & Supply | ||||
| PDF File 841769.pdf | 574 kB | Shaun Ewing | Jan 22, 1907 00:00 |
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US-841769-A // Telephone trunking system. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 574 kB | Shaun Ewing | Jan 22, 1907 00:00 | US-841769-A // Telephone trunking system. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 842178.pdf | 660 kB | Shaun Ewing | Jan 29, 1907 00:00 |
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US-842178-A // Telephone trunking system. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 660 kB | Shaun Ewing | Jan 29, 1907 00:00 | US-842178-A // Telephone trunking system. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 842306.pdf | 597 kB | Shaun Ewing | Jan 29, 1907 00:00 |
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US-842306-A // Telephone system. // Francis W. Dunbar // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 597 kB | Shaun Ewing | Jan 29, 1907 00:00 | US-842306-A // Telephone system. // Francis W. Dunbar // Kellogg Switchboard & Supply | ||||
| PDF File 843245.pdf | 1.00 MB | Shaun Ewing | Feb 05, 1907 00:00 |
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US-843245-A // Telephone trunking system. // Harry G. Webster // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.00 MB | Shaun Ewing | Feb 05, 1907 00:00 | US-843245-A // Telephone trunking system. // Harry G. Webster // Kellogg Switchboard & Supply | ||||
| PDF File 843329.pdf | 460 kB | Shaun Ewing | Feb 05, 1907 00:00 |
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US-843329-A // Intercommunicating telephone system. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 460 kB | Shaun Ewing | Feb 05, 1907 00:00 | US-843329-A // Intercommunicating telephone system. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 844506.pdf | 1.63 MB | Shaun Ewing | Feb 19, 1907 00:00 |
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US-844506-A // Telephone trunking system. // Francis W. Dunbar // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.63 MB | Shaun Ewing | Feb 19, 1907 00:00 | US-844506-A // Telephone trunking system. // Francis W. Dunbar // Kellogg Switchboard & Supply | ||||
| PDF File 845077.pdf | 1.39 MB | Shaun Ewing | Feb 26, 1907 00:00 |
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US-845077-A // Telephone trunking system. // Harry C. Goldrick // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.39 MB | Shaun Ewing | Feb 26, 1907 00:00 | US-845077-A // Telephone trunking system. // Harry C. Goldrick // Kellogg Switchboard & Supply | ||||
| PDF File 845452.pdf | 2.22 MB | Shaun Ewing | Feb 26, 1907 00:00 |
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US-845452-A // Telephone trunking system. // Francis W. Dunbar // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 2.22 MB | Shaun Ewing | Feb 26, 1907 00:00 | US-845452-A // Telephone trunking system. // Francis W. Dunbar // Kellogg Switchboard & Supply | ||||
| PDF File 845533.pdf | 490 kB | Shaun Ewing | Feb 26, 1907 00:00 |
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US-845533-A // Telephone system. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 490 kB | Shaun Ewing | Feb 26, 1907 00:00 | US-845533-A // Telephone system. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 846557.pdf | 1.89 MB | Shaun Ewing | Mar 12, 1907 00:00 |
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US-846557-A // Telephone trunking system. // Francis W. Dunbar // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.89 MB | Shaun Ewing | Mar 12, 1907 00:00 | US-846557-A // Telephone trunking system. // Francis W. Dunbar // Kellogg Switchboard & Supply | ||||
| PDF File 847385.pdf | 863 kB | Shaun Ewing | Mar 19, 1907 00:00 |
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US-847385-A // Telephone trunking system. // Harry G. Webster // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 863 kB | Shaun Ewing | Mar 19, 1907 00:00 | US-847385-A // Telephone trunking system. // Harry G. Webster // Kellogg Switchboard & Supply | ||||
| PDF File 847449.pdf | 231 kB | Shaun Ewing | Mar 19, 1907 00:00 |
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US-847449-A // Transmitter-front. // Alfred H. Weiss // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 231 kB | Shaun Ewing | Mar 19, 1907 00:00 | US-847449-A // Transmitter-front. // Alfred H. Weiss // Kellogg Switchboard & Supply |
