Name Size Creator Creation Date Labels Comment  
PDF File 1180692.pdf 556 kB Shaun Ewing Apr 25, 1916 00:00
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US-1180692-A // Telephone-drop. // Clifford C. Bradbury // Kellogg Switchboard & Supply
PDF File 1179741.pdf 3.23 MB Shaun Ewing Apr 18, 1916 00:00
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US-1179741-A // Automatic telephone system. // George E. Mueller // Kellogg Switchboard & Supply
PDF File 1179109.pdf 361 kB Shaun Ewing Apr 11, 1916 00:00
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US-1179109-A // Dimmer-switch for lighting-circuits. // William Kaisling // Kellogg Switchboard & Supply
PDF File 1179108.pdf 534 kB Shaun Ewing Apr 11, 1916 00:00
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US-1179108-A // Indicating-switch. // William Kaisling // Kellogg Switchboard & Supply
PDF File 1178023.pdf 878 kB Shaun Ewing Apr 04, 1916 00:00
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US-1178023-A // Telephone-key. // George E. Mueller // Kellogg Switchboard & Supply
PDF File 1176759.pdf 1.93 MB Shaun Ewing Mar 28, 1916 00:00
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US-1176759-A // Telephone-key. // William Kaisling // Kellogg Switchboard & Supply
PDF File 1176260.pdf 1.68 MB Shaun Ewing Mar 21, 1916 00:00
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US-1176260-A // Automatic telephone system. // Charles S. Winston // Kellogg Switchboard & Supply
PDF File 1175396.pdf 1.03 MB Shaun Ewing Mar 14, 1916 00:00
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US-1175396-A // Telephone system with service-meters. // George D. Wolf // Kellogg Switchboard & Supply
PDF File 1174599.pdf 2.61 MB Shaun Ewing Mar 07, 1916 00:00
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US-1174599-A // Telephone pay-station. // George E. Mueller // Kellogg Switchboard & Supply
PDF File 1174484.pdf 337 kB Shaun Ewing Mar 07, 1916 00:00
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US-1174484-A // Clamping device for electromagnets. // Lawrence Ericson // Kellogg Switchboard & Supply
PDF File 1174434.pdf 2.45 MB Shaun Ewing Mar 07, 1916 00:00
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US-1174434-A // Telephone pay-station. // George E. Mueller // Kellogg Switchboard & Supply
PDF File 1173564.pdf 3.39 MB Shaun Ewing Feb 29, 1916 00:00
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US-1173564-A // Operator's calling device. // Alfred H. Dyson // Kellogg Switchboard & Supply
PDF File 1173095.pdf 538 kB Shaun Ewing Feb 22, 1916 00:00
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US-1173095-A // Party-line key. // Alva J. Carter // Kellogg Switchboard & Supply
PDF File 1172364.pdf 1.60 MB Shaun Ewing Feb 22, 1916 00:00
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US-1172364-A // Combination lighting and ignition switch. // William Kaisling // Kellogg Switchboard & Supply
PDF File 1169894.pdf 4.72 MB Shaun Ewing Feb 01, 1916 00:00
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US-1169894-A // Automatic telephone system. // Harry G. Webster // Kellogg Switchboard & Supply
PDF File 1169754.pdf 2.59 MB Shaun Ewing Jan 25, 1916 00:00
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US-1169754-A // Automatic telephone system. // Fred Schoenwolf // Kellogg Switchboard & Supply
PDF File 1169736.pdf 4.27 MB Shaun Ewing Jan 25, 1916 00:00
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US-1169736-A // Telephone-exchange system. // Fred Schoenwolf // Kellogg Switchboard & Supply
PDF File 1164662.pdf 2.64 MB Shaun Ewing Dec 21, 1915 00:00
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US-1164662-A // Party-line telephone system. // George E. Mueller // Kellogg Switchboard & Supply
PDF File 1158927.pdf 1.99 MB Shaun Ewing Nov 02, 1915 00:00
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US-1158927-A // Automatic telephone system. // William Kaisling // Kellogg Switchboard & Supply
PDF File 1158103.pdf 873 kB Shaun Ewing Oct 26, 1915 00:00
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US-1158103-A // Party-line ringing system. // Clifford C. Bradbury // Kellogg Switchboard & Supply
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