Name Size Creator Creation Date Labels Comment  
PDF File 3383907.pdf 999 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3383907-A // Tunnel diode stress sensing devices // Sikorski Mathew E. // Bell Telephone Labor Inc
PDF File 3384511.pdf 448 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384511-A // Cathode structures utilizing metal coated powders // Maurer Dean W. ; Pleass Charles M. // Bell Telephone Labor Inc
PDF File 3384513.pdf 260 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384513-A // Sealed nickel-cadmium cell // Mchenry Edwin J. // Bell Telephone Labor Inc
PDF File 3384718.pdf 728 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384718-A // Telephone handset housing // Wilder Leslie N. // Bell Telephone Labor Inc
PDF File 3384759.pdf 290 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384759-A // Anticoincidence circuit // Aspell Edward J. ; Kokinda John J. // Bell Telephone Labor Inc
PDF File 3384783.pdf 349 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384783-A // Mode suppression in coaxial magnetrons having diverse size anode resonator // Jr. Hilding M. Olson, // Bell Telephone Labor Inc
PDF File 3384794.pdf 462 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384794-A // Superconductive logic device // Boyle Willard S. ; Smith George E. // Bell Telephone Laboraotries In
PDF File 3384814.pdf 492 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384814-A // Ridge waveguide resonant cavity for measuring dielectric constants // Stinehelfer Harold E. // Bell Telephone Labor Inc
PDF File 3384824.pdf 469 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384824-A // Phase quadrature transmission system with receiver detectors controlled in response to presence of pilot waves appearing as crosstalk // Grenier Thomas J. // Bell Telephone Labor Inc
PDF File 3384839.pdf 330 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384839-A // Pulse code modulator including a multifrequency oscillator // Miller Stewart E. // Bell Telephone Labor Inc
PDF File 3384841.pdf 220 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384841-A // Ferrite phase shifter having longitudinal and circular magnetic fields applied to the ferrite // Piazza Gerald C. Di // Bell Telephone Labor Inc
PDF File 3384844.pdf 552 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384844-A // Negative impedance device // Meacham Larned A. // Bell Telephone Labor Inc
PDF File 3384865.pdf 188 kB Shaun Ewing May 21, 1968 00:00
  • No labels
US-3384865-A // Mounting of circuit components // Bosworth Raymond H. // Bell Telephone Labor Inc
PDF File 3385169.pdf 573 kB Shaun Ewing May 28, 1968 00:00
  • No labels
US-3385169-A // Hydraulic system for maintaining the position of a fluid motor // Hale Albert L. ; Reidy Francis A. // Bell Telephone Labor Inc
PDF File 3385933.pdf 1.57 MB Shaun Ewing May 28, 1968 00:00
  • No labels
US-3385933-A // Annoyance call tracing arrangement recording called party identification and voice sample // Abert Charles ; Anderson Donald E. ; Zarouni Alfred // Bell Telephone Labor Inc
PDF File 3385934.pdf 646 kB Shaun Ewing May 28, 1968 00:00
  • No labels
US-3385934-A // Telephone repertory dialer // Fischer James L. ; Strommen Lawrence A. // Bell Telephone Labor Inc
PDF File 3385935.pdf 1.93 MB Shaun Ewing May 28, 1968 00:00
  • No labels
US-3385935-A // Key telephone system // Anderson Harold P. ; Davis David T. ; Jr. Lawrence A. Hohmann, ; Maul Lloyd L. ; Mceowen James R. ; Jr. Henry A. Meise, ; Well George W. // Bell Telephone Labor Inc
PDF File 3386043.pdf 774 kB Shaun Ewing May 28, 1968 00:00
  • No labels
US-3386043-A // Dielectric waveguide, maser amplifier and oscillator // Marcatili Enrique A. J. ; Schmeltzer Robert A. // Bell Telephone Labor Inc
PDF File 3386046.pdf 576 kB Shaun Ewing May 28, 1968 00:00
  • No labels
US-3386046-A // Automatic gain control circuit // Myer Robert E. // Bell Telephone Labor Inc
PDF File 3386050.pdf 468 kB Shaun Ewing May 28, 1968 00:00
  • No labels
US-3386050-A // Superconducting tunneling devices with improved impedance matching to resonant cavities // Dayem Aly H. ; Grimes Charles C. // Bell Telephone Labor Inc
  1. Prev
  2. 1
  3. 42
  4. 43
  5. 44
  6. 45
  7. 46
  8. 47
  9. 48
  10. 49
  11. 50
  12. 51
  13. 52
  14. 53
  15. 54
  16. 77
  17. Next