3629523

Information

• Patent Grant
• 3629523

• References
• Source

• Patent Number

  3,629,523

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1971
  53 years ago

• CPC

  • H04B17/403 - generated by local oscillators

• US Classifications

  • 370 - Multiplex communications
  • 178 - Telegraphy