Name Size Creator Creation Date Labels Comment  
PDF File 1726179.pdf 500 kB Shaun Ewing Aug 27, 1929 00:00
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US-1726179-A // Socket // Grout Martin B. // Kellogg Switchboard & Supply
PDF File 1727123.pdf 374 kB Shaun Ewing Sept 03, 1929 00:00
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US-1727123-A // Radio receiving system // Kellogg Leroy D. // Kellogg Switchboard & Supply
PDF File 1727957.pdf 1.34 MB Shaun Ewing Sept 10, 1929 00:00
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US-1727957-A // Lighting and ignition switch // Bohlman Ernest A. // Kellogg Switchboard & Supply
PDF File 1728596.pdf 582 kB Shaun Ewing Sept 17, 1929 00:00
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US-1728596-A // Multiple control // Currier Hiram D. // Kellogg Switchboard & Supply
PDF File 1729492.pdf 556 kB Shaun Ewing Sept 24, 1929 00:00
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US-1729492-A // Coil // Sauer Louis B. // Kellogg Switchboard & Supply
PDF File 1734355.pdf 1.37 MB Shaun Ewing Nov 05, 1929 00:00
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US-1734355-A // Telephone system // Wallace Bert A. // Kellogg Switchboard & Supply
PDF File 1739942.pdf 677 kB Shaun Ewing Dec 17, 1929 00:00
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US-1739942-A // Rheostat // Bohlman Ernest A. // Kellogg Switchboard & Supply
PDF File 1740977.pdf 747 kB Shaun Ewing Dec 24, 1929 00:00
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US-1740977-A // Switch mechanism // Freers Fred E. // Kellogg Switchboard & Supply
PDF File 1742462.pdf 786 kB Shaun Ewing Jan 07, 1930 00:00
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US-1742462-A // Rheostat // Eisler Henry G. // Kellogg Switchboard & Supply
PDF File 1742463.pdf 884 kB Shaun Ewing Jan 07, 1930 00:00
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US-1742463-A // Rheostat // Eisler Henry G. // Kellogg Switchboard & Supply
PDF File 1744845.pdf 1.33 MB Shaun Ewing Jan 28, 1930 00:00
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US-1744845-A // Telephone system // Wallace Bert A. // Kellogg Switchboard & Supply
PDF File 1746443.pdf 320 kB Shaun Ewing Feb 11, 1930 00:00
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US-1746443-A // Receiving circuit // Potter Earl F. // Kellogg Switchboard & Supply
PDF File 1748104.pdf 675 kB Shaun Ewing Feb 25, 1930 00:00
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US-1748104-A // Condenser // Bohlman Ernest A. // Kellogg Switchboard & Supply
PDF File 1753187.pdf 1.56 MB Shaun Ewing Apr 01, 1930 00:00
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US-1753187-A // Winding machine // Grout Martin B. // Kellogg Switchboard & Supply
PDF File 1753188.pdf 467 kB Shaun Ewing Apr 01, 1930 00:00
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US-1753188-A // Variable resistance // Howie John L. // Kellogg Switchboard & Supply
PDF File 1759834.pdf 862 kB Shaun Ewing May 27, 1930 00:00
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US-1759834-A // Switch mechanism // Bohlman Ernest A. // Kellogg Switchboard & Supply
PDF File 1759853.pdf 587 kB Shaun Ewing May 27, 1930 00:00
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US-1759853-A // Receiving circuit // Kellogg Leroy D. // Kellogg Switchboard & Supply
PDF File 1759855.pdf 2.98 MB Shaun Ewing May 27, 1930 00:00
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US-1759855-A // Telephone system // Kiner Glenn // Kellogg Switchboard & Supply
PDF File 1772587.pdf 1.84 MB Shaun Ewing Aug 12, 1930 00:00
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US-1772587-A // Telephone system // Wallace Bert A. // Kellogg Switchboard & Supply
PDF File 1772598.pdf 1.14 MB Shaun Ewing Aug 12, 1930 00:00
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US-1772598-A // Variable condenser // Yanochowski George A. // Kellogg Switchboard & Supply
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