Name Size Creator Creation Date Labels Comment  
PDF File 1440113.pdf 1.86 MB Shaun Ewing Dec 26, 1922 00:00
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US-1440113-A // Telephone system // Sparks Charles // Kellogg Switchboard & Supply
PDF File 1440114.pdf 1.69 MB Shaun Ewing Dec 26, 1922 00:00
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US-1440114-A // Telephone system // Sparks Charles // Kellogg Switchboard & Supply
PDF File 1441426.pdf 897 kB Shaun Ewing Jan 09, 1923 00:00
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US-1441426-A // Electrical rectifier and pole changer // Kaisling William // Kellogg Switchboard & Supply
PDF File 1441427.pdf 523 kB Shaun Ewing Jan 09, 1923 00:00
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US-1441427-A // Polarity indicator // Kaisling William // Kellogg Switchboard & Supply
PDF File 1442130.pdf 503 kB Shaun Ewing Jan 16, 1923 00:00
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US-1442130-A // Telephone system // Currier Hiram D. // Kellogg Switchboard & Supply
PDF File 1443404.pdf 840 kB Shaun Ewing Jan 30, 1923 00:00
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US-1443404-A // Ignition and lighting switch // Weiss Alfred H. // Kellogg Switchboard & Supply
PDF File 1449511.pdf 1.94 MB Shaun Ewing Mar 27, 1923 00:00
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US-1449511-A // Telephone system // Ide Harry H. // Kellogg Switchboard ; Supply Company
PDF File 1450169.pdf 448 kB Shaun Ewing Apr 03, 1923 00:00
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US-1450169-A // Desk-stand base // Bohlman Ernest A. // Kellogg Switchboard & Supply
PDF File 1450728.pdf 432 kB Shaun Ewing Apr 03, 1923 00:00
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US-1450728-A // Ignition switch // Kaisling William // Kellogg Switchboard & Supply
PDF File 1451480.pdf 795 kB Shaun Ewing Apr 10, 1923 00:00
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US-1451480-A // Calling device // Suekoff Samuel // Kellogg Switchboard & Supply
PDF File 1452939.pdf 846 kB Shaun Ewing Apr 24, 1923 00:00
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US-1452939-A // Coil // Sparks Charles ; Shull William G. // Kellogg Switchboard & Supply
PDF File 1453821.pdf 957 kB Shaun Ewing May 01, 1923 00:00
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US-1453821-A // Telephone system // Yanochowski George A. // Kellogg Switchboard & Supply
PDF File 1456172.pdf 1.24 MB Shaun Ewing May 22, 1923 00:00
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US-1456172-A // Telephone system // Yanochowski George A. // Kellogg Switchboard & Supply
PDF File 1456602.pdf 1.35 MB Shaun Ewing May 29, 1923 00:00
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US-1456602-A // Calling device // Kaisling William // Kellogg Switchboard & Supply
PDF File 1458907.pdf 2.68 MB Shaun Ewing Jun 12, 1923 00:00
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US-1458907-A // Automatic telephone system // Mueller George E. // Kellogg Switchboard & Supply
PDF File 1460907.pdf 793 kB Shaun Ewing Jul 03, 1923 00:00
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US-1460907-A // Governor // Ide Harry H. // Kellogg Switchboard & Supply
PDF File 1463164.pdf 2.13 MB Shaun Ewing Jul 31, 1923 00:00
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US-1463164-A // Telephone system // Ide Harry H. // Kellogg Switchboard & Supply
PDF File 1463600.pdf 1.43 MB Shaun Ewing Jul 31, 1923 00:00
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US-1463600-A // Telephone system // Sparks Charles // Kellogg Switchboard & Supply
PDF File 1466856.pdf 652 kB Shaun Ewing Sept 04, 1923 00:00
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US-1466856-A // Telephone system // Stazak Michael B. // Kellogg Switchboard & Supply
PDF File 1469208.pdf 536 kB Shaun Ewing Oct 02, 1923 00:00
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US-1469208-A // Switchboard lamp // Bohlman Ernest A. // Kellogg Switchboard & Supply
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