Name Size Creator Creation Date Labels Comment  
PDF File 1166645.pdf 1.32 MB Shaun Ewing Jan 04, 1916 00:00
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US-1166645-A // Lock-out party-line telephone system. // Bernard D. Willis // Automatic Electric Co
PDF File 1291950.pdf 1.32 MB Shaun Ewing Jan 21, 1919 00:00
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US-1291950-A // Automatic telephone-repeater. // William A. Long // Automatic Electric Co
PDF File 1295185.pdf 1.29 MB Shaun Ewing Feb 25, 1919 00:00
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US-1295185-A // Rotary connector. // Trygve E. Meyer // Automatic Electric Co
PDF File 1284924.pdf 1.27 MB Shaun Ewing Nov 12, 1918 00:00
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US-1284924-A // Automatic party-line telephone system. // Arthur L. Piper // Automatic Electric Co
PDF File 1161783.pdf 1.25 MB Shaun Ewing Nov 23, 1915 00:00
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US-1161783-A // Telephone trunk-release system. // Johan L. E. Meyer // Automatic Electric Co
PDF File 1209825.pdf 1.23 MB Shaun Ewing Dec 26, 1916 00:00
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US-1209825-A // Telephone system. // John Erickson // Automatic Electric Co
PDF File 1277840.pdf 1.22 MB Shaun Ewing Sept 03, 1918 00:00
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US-1277840-A // Automatic telephone calling device. // John G. Blessing // Automatic Electric Co
PDF File 1230639.pdf 1.20 MB Shaun Ewing Jun 19, 1917 00:00
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US-1230639-A // Semi-automatic telephone system. // Bernard D. Willis // Automatic Electric Co
PDF File 1286966.pdf 1.19 MB Shaun Ewing Dec 10, 1918 00:00
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US-1286966-A // Telephone-meter-service system. // John Erikson // Automatic Electric Co
PDF File 831848.pdf 1.18 MB Shaun Ewing Sept 25, 1906 00:00
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US-831848-A // Adjustable harmonic ringer for selective signaling systems. // John Erickson // Automatic Electric Co
PDF File 1280609.pdf 1.18 MB Shaun Ewing Oct 01, 1918 00:00
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US-1280609-A // Automatic telephone system. // Bernard D. Willis // Automatic Electric Co
PDF File 1256512.pdf 1.16 MB Shaun Ewing Feb 12, 1918 00:00
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US-1256512-A // Substation switch-hook. // John G. Blessing // Automatic Electric Co
PDF File 1216323.pdf 1.14 MB Shaun Ewing Feb 20, 1917 00:00
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US-1216323-A // Telephone-subscriber's calling mechanism. // Alexander E. Keith // Automatic Electric Co
PDF File 1269245.pdf 1.14 MB Shaun Ewing Jun 11, 1918 00:00
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US-1269245-A // Automatic telephone system. // Albert Andersen // Automatic Electric Co
PDF File 1075007.pdf 1.13 MB Shaun Ewing Oct 07, 1913 00:00
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US-1075007-A // Telephone system. // John G. Blessing // Automatic Electric Co
PDF File 1159855.pdf 1.12 MB Shaun Ewing Nov 09, 1915 00:00
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US-1159855-A // Special-service telephone system. // Talbot G. Martin // Automatic Electric Co
PDF File 1281112.pdf 1.09 MB Shaun Ewing Oct 08, 1918 00:00
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US-1281112-A // Special-service trunk for automatic telephone systems. // Bernard D. Willis // Automatic Electric Co
PDF File 1166620.pdf 1.06 MB Shaun Ewing Jan 04, 1916 00:00
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US-1166620-A // Telephone calling mechanism and system. // John H. Melvin // Automatic Electric Co
PDF File 1172402.pdf 1.05 MB Shaun Ewing Feb 22, 1916 00:00
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US-1172402-A // Telephone trunking system. // Charles E. Stephenson // Automatic Electric Co
PDF File 1257811.pdf 1.04 MB Shaun Ewing Feb 26, 1918 00:00
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US-1257811-A // Automatic selecting-switch. // Charles W. Clemer // Automatic Electric Co
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