Name Size Creator Creation Date Labels Comment  
PDF File 697993.pdf 400 kB Shaun Ewing Apr 22, 1902 00:00
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US-697993-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 697992.pdf 423 kB Shaun Ewing Apr 22, 1902 00:00
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US-697992-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 697991.pdf 388 kB Shaun Ewing Apr 22, 1902 00:00
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US-697991-A // Multiple-switchboard telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 697990.pdf 529 kB Shaun Ewing Apr 22, 1902 00:00
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US-697990-A // Clearing-out signaling apparatus. // William M. Davis // Stromberg Carlson Telephone
PDF File 697989.pdf 512 kB Shaun Ewing Apr 22, 1902 00:00
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US-697989-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 688452.pdf 625 kB Shaun Ewing Dec 10, 1901 00:00
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US-688452-A // Telephone-exchange system. // Harry G. Webster // Stromberg Carlson Telephone
PDF File 683983.pdf 602 kB Shaun Ewing Oct 08, 1901 00:00
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US-683983-A // Furnace for heating metal. // Harry M. Reeves // Stromberg Carlson Telephone
PDF File 683969.pdf 497 kB Shaun Ewing Oct 08, 1901 00:00
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US-683969-A // Telephone-exchange system. // William E. Mccormick // Stromberg Carlson Telephone
PDF File 679805.pdf 444 kB Shaun Ewing Aug 06, 1901 00:00
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US-679805-A // Test system for multiple switchboards. // Harry G. Webster // Stromberg Carlson Telephone
PDF File 679731.pdf 371 kB Shaun Ewing Aug 06, 1901 00:00
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US-679731-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 662988.pdf 500 kB Shaun Ewing Dec 04, 1900 00:00
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US-662988-A // Telephone-exchange system. // Alfred Stromberg ; William M. Davis // Stromberg Carlson Telephone
PDF File 659959.pdf 341 kB Shaun Ewing Oct 16, 1900 00:00
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US-659959-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 659958.pdf 345 kB Shaun Ewing Oct 16, 1900 00:00
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US-659958-A // Telephone system. // William M. Davis // Stromberg Carlson Telephone
PDF File 655811.pdf 564 kB Shaun Ewing Aug 14, 1900 00:00
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US-655811-A // Telephone-exchange system. // Alfred Stromberg ; William M. Davis // Stromberg Carlson Telephone
PDF File 655810.pdf 1.09 MB Shaun Ewing Aug 14, 1900 00:00
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US-655810-A // Telephone-exchange system. // Alfred Stromberg ; William M. Davis // Stromberg Carlson Telephone
PDF File 655809.pdf 497 kB Shaun Ewing Aug 14, 1900 00:00
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US-655809-A // Signaling apparatus and circuit therefor. // Alfred Stromberg ; Androv Carlson // Stromberg Carlson Telephone
PDF File 655763.pdf 334 kB Shaun Ewing Aug 14, 1900 00:00
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US-655763-A // Annunciator. // William M. Davis // Stromberg Carlson Telephone
PDF File 633547.pdf 245 kB Shaun Ewing Sept 19, 1899 00:00
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US-633547-A // Telephone system. // William M. Davis // Stromberg Carlson Mfg Company
PDF File 625247.pdf 261 kB Shaun Ewing May 16, 1899 00:00
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US-625247-A // William m // William M. Davis, Of Illinois // The Stromberg-carlson Telephone Manufacturing Company, Of Same Place.
PDF File 545921.pdf 448 kB Shaun Ewing Sept 10, 1895 00:00
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US-545921-A // strombergk a // Alfked Steomberg, Androv And Herbert L. Knight Of Chicago Illinois; Knight // Stromberg And Carlson.
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