Name Size Creator Creation Date Labels Comment  
PDF File 3479237.pdf 332 kB Shaun Ewing Nov 18, 1969 00:00
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US-3479237-A // Etch masks on semiconductor surfaces // Arpad A. Bergh ; Willem Van Gelder // Bell Telephone Labor Inc
PDF File 3477029.pdf 590 kB Shaun Ewing Nov 04, 1969 00:00
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US-3477029-A // Circuits using an lsa oscillator as an amplifier // John A. Copeland // Bell Telephone Labor Inc
PDF File 3476875.pdf 864 kB Shaun Ewing Nov 04, 1969 00:00
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US-3476875-A // Digital clamping of pulse code modulated television signals // John H. Davis // Bell Telephone Labor Inc
PDF File 3476621.pdf 345 kB Shaun Ewing Nov 04, 1969 00:00
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US-3476621-A // Impurity diffusion source and method // Frank L. Gittler // Bell Telephone Labor Inc
PDF File 3476175.pdf 440 kB Shaun Ewing Nov 04, 1969 00:00
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US-3476175-A // Vapor-phase cooling of electronic components // Thomas J. Plevyak // Bell Telephone Labor Inc
PDF File 3475932.pdf 978 kB Shaun Ewing Nov 04, 1969 00:00
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US-3475932-A // Combination lock // Charles E. Germanton // Bell Telephone Labor Inc
PDF File 3475695.pdf 922 kB Shaun Ewing Oct 28, 1969 00:00
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US-3475695-A // Phase controlled oscillator system utilizing variable gain in the phase control loop // William Kaminski // Bell Telephone Labor Inc
PDF File 3475234.pdf 672 kB Shaun Ewing Oct 28, 1969 00:00
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US-3475234-A // Method for making mis structures // Robert E. Kerwin ; Donald L. Klein ; John C. Sarace // Bell Telephone Labor Inc
PDF File 3473980.pdf 250 kB Shaun Ewing Oct 21, 1969 00:00
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US-3473980-A // Significant impurity sources for solid state diffusion // William E. Beadle ; Kenneth E. Benson // Bell Telephone Labor Inc
PDF File 3471798.pdf 916 kB Shaun Ewing Oct 07, 1969 00:00
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US-3471798-A // Feed-forward amplifier // Harold Seidel // Bell Telephone Labor Inc
PDF File 3471781.pdf 947 kB Shaun Ewing Oct 07, 1969 00:00
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US-3471781-A // Apparatus for detecting the echoes of transmitted signals // Arthur Shapiro ; Jerome J. Zuvich // Bell Telephone Labor Inc
PDF File 3471648.pdf 672 kB Shaun Ewing Oct 07, 1969 00:00
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US-3471648-A // Vocoder utilizing companding to reduce background noise caused by quantizing errors // Ralph L. Miller // Bell Telephone Labor Inc
PDF File 3470546.pdf 725 kB Shaun Ewing Sept 30, 1969 00:00
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US-3470546-A // Magnetic memory arrangement comprising domain wall propagation channels // Andrew H. Bobeck // Bell Telephone Labor Inc
PDF File 3470453.pdf 606 kB Shaun Ewing Sept 30, 1969 00:00
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US-3470453-A // Field-tunable raman laser // Paul A.v. Fleury ; Chandra K.n. Patel ; Richart E. Slusher ; Yako Yafet // Bell Telephone Labor Inc
PDF File 3470100.pdf 229 kB Shaun Ewing Sept 30, 1969 00:00
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US-3470100-A // Growth of piezoelectric bismuth oxide // Albert A. Ballman // Bell Telephone Labor Inc
PDF File 3470038.pdf 308 kB Shaun Ewing Sept 30, 1969 00:00
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US-3470038-A // Electroluminescent p-n junction device and preparation thereof // Ralph A. Logan ; Harry G. White // Bell Telephone Labor Inc
PDF File 3470017.pdf 258 kB Shaun Ewing Sept 30, 1969 00:00
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US-3470017-A // Iridium crucibles and technique for extending the lifetime thereof by coating with zirconium or zirconium oxide // Jerry J. Rubin ; Le Grand G. Van Uitert // Bell Telephone Labor Inc
PDF File 3470002.pdf 462 kB Shaun Ewing Sept 30, 1969 00:00
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US-3470002-A // Glaze for high density alumina // Frank V. Di Marcello ; Arnold W. Treptow // Bell Telephone Labor Inc
PDF File 3466545.pdf 1.45 MB Shaun Ewing Sept 09, 1969 00:00
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US-3466545-A // Apparatus and method to minimize and define the effect of a transmission measuring apparatus environment in measuring transistor parameters // James G. Evans ; Dwight W. Grant // Bell Telephone Labor Inc
PDF File 3466540.pdf 882 kB Shaun Ewing Sept 09, 1969 00:00
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US-3466540-A // Analysis of time-segmented waves // George H. Robertson // Bell Telephone Labor Inc
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