Name Size Creator Creation Date Labels Comment  
PDF File 1862570.pdf 476 kB Shaun Ewing Jun 14, 1932 00:00
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US-1862570-A // Electrical condenser // Given Frederick J. // Bell Telephone Labor Inc
PDF File 1862571.pdf 454 kB Shaun Ewing Jun 14, 1932 00:00
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US-1862571-A // Terminal strip // Goff Harold W. // Bell Telephone Labor Inc
PDF File 1862578.pdf 619 kB Shaun Ewing Jun 14, 1932 00:00
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US-1862578-A // Signaling system // Murphy Paul B. // Bell Telephone Labor Inc
PDF File 1862582.pdf 513 kB Shaun Ewing Jun 14, 1932 00:00
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US-1862582-A // Acoustic device // Schlenker Vesper A. // Bell Telephone Labor Inc
PDF File 1863048.pdf 270 kB Shaun Ewing Jun 14, 1932 00:00
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US-1863048-A // Method of joining wires // Hayford Walter S. // Bell Telephone Labor Inc
PDF File 1863072.pdf 1.03 MB Shaun Ewing Jun 14, 1932 00:00
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US-1863072-A // Sound radiator and method of making the same // Smythe Edwin H. // Bell Telephone Labor Inc
PDF File 1863073.pdf 676 kB Shaun Ewing Jun 14, 1932 00:00
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US-1863073-A // Method and means for tensioning and for mounting diaphragms // Smythe Edwin H. // Bell Telephone Labor Inc
PDF File 1863086.pdf 707 kB Shaun Ewing Jun 14, 1932 00:00
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US-1863086-A // Telephone system // Curley Thomas V. // Bell Telephone Labor Inc
PDF File 1863089.pdf 1.98 MB Shaun Ewing Jun 14, 1932 00:00
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US-1863089-A // Remote control system // Field Joseph C. // Bell Telephone Labor Inc
PDF File 1863137.pdf 3.27 MB Shaun Ewing Jun 14, 1932 00:00
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US-1863137-A // Time of day announcing system // Keckler Charles W. ; Hague Alfred E. // Bell Telephone Labor Inc
PDF File 1863139.pdf 3.52 MB Shaun Ewing Jun 14, 1932 00:00
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US-1863139-A // Time of day announcing system // Massonneau Robert F. // Bell Telephone Labor Inc
PDF File 1863141.pdf 3.00 MB Shaun Ewing Jun 14, 1932 00:00
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US-1863141-A // Time of day announcing system // Prince William B. // Bell Telephone Labor Inc
PDF File 1863292.pdf 2.44 MB Shaun Ewing Jun 14, 1932 00:00
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US-1863292-A // Telephone system // Whitney Wiley // Bell Telephone Labor Inc
PDF File 1863307.pdf 827 kB Shaun Ewing Jun 14, 1932 00:00
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US-1863307-A // Telephone exchange system // Hovland Henry // Bell Telephone Labor Inc
PDF File 1863308.pdf 600 kB Shaun Ewing Jun 14, 1932 00:00
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US-1863308-A // Receiver // Jones Warren C. // Bell Telephone Labor Inc
PDF File 1863309.pdf 488 kB Shaun Ewing Jun 14, 1932 00:00
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US-1863309-A // Motion picture projector // Kitts Howard L. // Bell Telephone Labor Inc
PDF File 1863322.pdf 418 kB Shaun Ewing Jun 14, 1932 00:00
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US-1863322-A // Telephone pay station // Bennett Arthur F. // Bell Telephone Labor Inc
PDF File 1863384.pdf 696 kB Shaun Ewing Jun 14, 1932 00:00
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US-1863384-A // Lens tube adjusting appliance // Terry Roy V. // Bell Telephone Labor Inc
PDF File 1864061.pdf 1.09 MB Shaun Ewing Jun 21, 1932 00:00
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US-1864061-A // Telephone ringing system // Gooderham John W. // Bell Telephone Labor Inc
PDF File 1864076.pdf 548 kB Shaun Ewing Jun 21, 1932 00:00
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US-1864076-A // High frequency furnace // Legg Victor E. // Bell Telephone Labor Inc
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