Name Size Creator Creation Date Labels Comment  
PDF File 775227.pdf 1.78 MB Shaun Ewing Nov 15, 1904 00:00
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US-775227-A // Telephone-exchange system. // Harry G. Webster // Stromberg Carlson Telephone Company
PDF File 775228.pdf 1.09 MB Shaun Ewing Nov 15, 1904 00:00
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US-775228-A // Telephone-exchange system. // Harry G. Webster // Stromberg Carlson Telephone Company
PDF File 775229.pdf 2.05 MB Shaun Ewing Nov 15, 1904 00:00
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US-775229-A // Telephone-exchange system. // Harry G. Webster // Stromberg Carlson Telephone Company
PDF File 775230.pdf 319 kB Shaun Ewing Nov 15, 1904 00:00
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US-775230-A // Circuit-changing apparatus. // Harry G. Webster // Stromberg Carlson Telephone Company
PDF File 782376.pdf 799 kB Shaun Ewing Feb 14, 1905 00:00
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US-782376-A // Four-party-line telephone system. // Garrison Babcock // Stromberg Carlson Telephone
PDF File 782382.pdf 2.01 MB Shaun Ewing Feb 14, 1905 00:00
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US-782382-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 782937.pdf 734 kB Shaun Ewing Feb 21, 1905 00:00
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US-782937-A // Telephone-exchange system. // Harry G. Webster // Stromberg Carlson Telephone
PDF File 782944.pdf 624 kB Shaun Ewing Feb 21, 1905 00:00
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US-782944-A // Multiparty-line locking-out system. // Garrison Babcock // Stromberg Carlson Telephone
PDF File 783283.pdf 419 kB Shaun Ewing Feb 21, 1905 00:00
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US-783283-A // Telephone-receiver. // William Kaisling // Stromberg Carlson Telephone
PDF File 783340.pdf 1.07 MB Shaun Ewing Feb 21, 1905 00:00
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US-783340-A // Telephone-exchange system. // Harry G. Webster // Stromberg Carlson Telephone
PDF File 783510.pdf 1.02 MB Shaun Ewing Feb 28, 1905 00:00
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US-783510-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 785499.pdf 854 kB Shaun Ewing Mar 21, 1905 00:00
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US-785499-A // Electric generator. // William Kaisling // Stromberg Carlson Telephone
PDF File 786428.pdf 1.91 MB Shaun Ewing Apr 04, 1905 00:00
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US-786428-A // Selective signaling system. // Rudolph C. Deuben // Stromberg Carlson Telephone
PDF File 786429.pdf 2.72 MB Shaun Ewing Apr 04, 1905 00:00
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US-786429-A // Selective signaling system. // Rudolph C. Deuben // Stromberg Carlson Telephone
PDF File 786444.pdf 474 kB Shaun Ewing Apr 04, 1905 00:00
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US-786444-A // Telephone-transmitter. // William Kaisling // Stromberg Carlson Telephone
PDF File 793941.pdf 1.49 MB Shaun Ewing Jul 04, 1905 00:00
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US-793941-A // Telephone-exchange system. // Edmund Land // Stromberg Carlson Telephone
PDF File 793971.pdf 916 kB Shaun Ewing Jul 04, 1905 00:00
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US-793971-A // Telephone-exchange system. // Harry G. Webster // Stromberg Carlson Telephone
PDF File 793972.pdf 1.00 MB Shaun Ewing Jul 04, 1905 00:00
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US-793972-A // Telephone-exchange system. // Harry G. Webster // Stromberg Carlson Telephone
PDF File 799137.pdf 564 kB Shaun Ewing Sept 12, 1905 00:00
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US-799137-A // Transmitter-arm. // Jules A. Birsfield // Stromberg Carlson Telephone
PDF File 799146.pdf 923 kB Shaun Ewing Sept 12, 1905 00:00
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US-799146-A // Circuit-changing apparatus. // Merritt S. Conner // Stromberg Carlson Telephone
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