3892926

Information

• Patent Grant
• 3892926

• References
• Source

• Patent Number

  3,892,926

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  49 years ago

• CPC

  • H04Q1/32 - using trains of dc pulses

• US Classifications

  • 379 - Telephonic communications
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems