Name Size Creator Creation Date Labels Comment  
PDF File 3226484.pdf 1.03 MB Shaun Ewing Dec 28, 1965 00:00
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US-3226484-A // Time division telephone signaling // James Dennis B. // Bell Telephone Labor Inc
PDF File 3226327.pdf 511 kB Shaun Ewing Dec 28, 1965 00:00
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US-3226327-A // Ferrite compositions and method of manufacture // Monforte Frank R. ; Schnettler Frank J. // Bell Telephone Labor Inc
PDF File 3225306.pdf 377 kB Shaun Ewing Dec 21, 1965 00:00
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US-3225306-A // Optical maser using trivalent neodymium ions in a calcium tungstate host lattice // Johnson Leo F. ; Nassau Kurt // Bell Telephone Labor Inc
PDF File 3225208.pdf 508 kB Shaun Ewing Dec 21, 1965 00:00
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US-3225208-A // Thermoelectric powered satellite // Wolfe Raymond // Bell Telephone Labor Inc
PDF File 3225144.pdf 5.74 MB Shaun Ewing Dec 21, 1965 00:00
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US-3225144-A // Telephone switching system // Gebhardt Robert C. ; Jr. William L. Shafer, ; Jr. Albert E. Spencer, ; Toy Wing N. ; Vigliante Frank S. ; Williams Robert D. ; Bronxville Oscar H. Williford // Bell Telephone Labor Inc
PDF File 3225142.pdf 1.09 MB Shaun Ewing Dec 21, 1965 00:00
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US-3225142-A // Privacy system // Schroeder Manfred R. // Bell Telephone Labor Inc
PDF File 3224904.pdf 339 kB Shaun Ewing Dec 21, 1965 00:00
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US-3224904-A // Semiconductor surface cleaning // Klein Donald L. // Bell Telephone Labor Inc
PDF File 3224331.pdf 524 kB Shaun Ewing Dec 21, 1965 00:00
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US-3224331-A // Sinusoidal shaped lens for light wave communication // Kompfner Rudolf // Bell Telephone Labor Inc
PDF File 3224330.pdf 516 kB Shaun Ewing Dec 21, 1965 00:00
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US-3224330-A // Optical reflecting system for redirecting energy // Kompfner Rudolf // Bell Telephone Labor Inc
PDF File 3224006.pdf 649 kB Shaun Ewing Dec 14, 1965 00:00
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US-3224006-A // Horn reflector antenna with concentric conical reflectors at mouth to increase effective aperture // Hogg David C. // Bell Telephone Labor Inc
PDF File 3223976.pdf 6.02 MB Shaun Ewing Dec 14, 1965 00:00
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US-3223976-A // Data communication system // Abbott Henry H. ; Jr. Alfred B. Brown, ; Depp Wallace A. ; Fracassi Renato D. ; Williams Robert D. // Bell Telephone Labor Inc
PDF File 3223941.pdf 509 kB Shaun Ewing Dec 14, 1965 00:00
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US-3223941-A // Adjustable frequency bridge circuit // Schroeder Henry C. // Bell Telephone Labor Inc
PDF File 3223931.pdf 372 kB Shaun Ewing Dec 14, 1965 00:00
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US-3223931-A // Impulse producing circuit // Mohr Milton E. // Bell Telephone Labor Inc
PDF File 3223788.pdf 611 kB Shaun Ewing Dec 14, 1965 00:00
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US-3223788-A // Telephone ringer circuit // Hawley Melville S. ; Mclellan Donald W. // Bell Telephone Labor Inc
PDF File 3223786.pdf 888 kB Shaun Ewing Dec 14, 1965 00:00
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US-3223786-A // Signaling circuit // Pilkinton Donald C. // Bell Telephone Labor Inc
PDF File 3223785.pdf 15.00 MB Shaun Ewing Dec 14, 1965 00:00
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US-3223785-A // Electronic telephone switching system // Budlong Willis A. ; Drew Glen G. ; Harr John A. // Bell Telephone Labor Inc
PDF File 3223784.pdf 2.86 MB Shaun Ewing Dec 14, 1965 00:00
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US-3223784-A // Time division switching system // Inose Hiroshi ; Kawai Yoichi ; Koono Zenya ; Takagi Mikio ; Yasuda Yasuhiko ; Yoshida Yuichi // Bell Telephone Labor Inc
PDF File 3223780.pdf 1.35 MB Shaun Ewing Dec 14, 1965 00:00
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US-3223780-A // Method of and apparatus to monitor interconnected speech circuits for noise // Feger Werner G. // Bell Telephone Labor Inc
PDF File 3222676.pdf 416 kB Shaun Ewing Dec 07, 1965 00:00
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US-3222676-A // Rotatable parabolic reflector with closed waveguide horn feed // Hogg David C. // Bell Telephone Labor Inc
PDF File 3222597.pdf 650 kB Shaun Ewing Dec 07, 1965 00:00
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US-3222597-A // Audio system for instructing an operator in the performance of continuity testing // Beatenbough Charles M. ; Jr. Thomas J. Griffin, // Bell Telephone Labor Inc ; Western Electric Co
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