3013147

Information

• Patent Grant
• 3013147

• References
• Source

• Patent Number

  3,013,147

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1961
  62 years ago

• CPC

  • H04J7/02 - in which the polarity of the amplitude is characteristic

• US Classifications

  • 370 - Multiplex communications
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems