Name Size Creator Creation Date Labels Comment  
PDF File 2622127.pdf 2.69 MB Shaun Ewing Dec 16, 1952 00:00
  • No labels
US-2622127-A // Indicating apparatus // Alsberg Dietrich A. ; Muhlsteff Robert P. // Bell Telephone Labor Inc
PDF File 2622211.pdf 873 kB Shaun Ewing Dec 16, 1952 00:00
  • No labels
US-2622211-A // Stabilized transistor trigger circuit // Trent Robert L. // Bell Telephone Labor Inc
PDF File 2622212.pdf 1.06 MB Shaun Ewing Dec 16, 1952 00:00
  • No labels
US-2622212-A // Bistable circuit // Anderson Alva Eugene ; Trent Robert L. // Bell Telephone Labor Inc
PDF File 2622213.pdf 965 kB Shaun Ewing Dec 16, 1952 00:00
  • No labels
US-2622213-A // Transistor circuit for pulse amplifier delay and the like // Harris James R. // Bell Telephone Labor Inc
PDF File 2622271.pdf 1.03 MB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2622271-A // Machine for beading silver chloride plates // Gent Edgar W. ; Werring Walter W. // Bell Telephone Labor Inc
PDF File 2622272.pdf 517 kB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2622272-A // Method and apparatus for beading silver chloride sheets // Haring Horace E. ; Taylor Raymond L. // Bell Telephone Labor Inc
PDF File 2623102.pdf 1.71 MB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2623102-A // Circuit element utilizing semiconductive materials // Shockley William // Bell Telephone Labor Inc
PDF File 2623103.pdf 510 kB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2623103-A // Semiconductor signal translating device // Kircher Reymond J. // Bell Telephone Labor Inc
PDF File 2623105.pdf 388 kB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2623105-A // Semiconductor translating device having controlled gain // Shockley William ; Sparks Morgan // Bell Telephone Labor Inc
PDF File 2623108.pdf 1.82 MB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2623108-A // Fault signaling system // Holden William H. T. // Bell Telephone Labor Inc
PDF File 2623114.pdf 1.57 MB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2623114-A // Pulse counting and registering circuits // Low Frank K. // Bell Telephone Labor Inc
PDF File 2623120.pdf 1.86 MB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2623120-A // Microwave filter // Zobel Otto J. // Bell Telephone Labor Inc
PDF File 2623123.pdf 1021 kB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2623123-A // Carrier telegraph system // Matte Andrew L. // Bell Telephone Labor Inc
PDF File 2623198.pdf 678 kB Shaun Ewing Dec 23, 1952 00:00
  • No labels
US-2623198-A // Tunable magnetron // Hebenstreit William B. // Bell Telephone Labor Inc
PDF File 2624036.pdf 608 kB Shaun Ewing Dec 30, 1952 00:00
  • No labels
US-2624036-A // Circuit protection apparatus // Spencer Harry H. // Bell Telephone Labor Inc
PDF File 2624805.pdf 2.00 MB Shaun Ewing Jan 06, 1953 00:00
  • No labels
US-2624805-A // Telegraph signal distortion measuring apparatus // Rea Wilton T. // Bell Telephone Labor Inc
PDF File 2625233.pdf 392 kB Shaun Ewing Jan 13, 1953 00:00
  • No labels
US-2625233-A // Method of fitting hearing aids // Curry Robert O. L. // Bell Telephone Labor Inc
PDF File 2625328.pdf 1.78 MB Shaun Ewing Jan 13, 1953 00:00
  • No labels
US-2625328-A // Automatic code translating system // Cesareo Orfeo // Bell Telephone Labor Inc
PDF File 2625577.pdf 331 kB Shaun Ewing Jan 13, 1953 00:00
  • No labels
US-2625577-A // Switchboard plug // Wier Anthony J. // Bell Telephone Labor Inc
PDF File 2625586.pdf 655 kB Shaun Ewing Jan 13, 1953 00:00
  • No labels
US-2625586-A // Apparatus for measuring gas pressures // Lander James J. // Bell Telephone Labor Inc
  1. Prev
  2. 1
  3. 27
  4. 28
  5. 29
  6. 30
  7. 31
  8. 32
  9. 33
  10. 34
  11. 35
  12. 36
  13. 37
  14. 38
  15. 39
  16. 72
  17. Next