3631348

Information

• Patent Grant
• 3631348

• References
• Source

• Patent Number

  3,631,348

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1971
  52 years ago

• CPC

  • H03H2/008 - Receiver or amplifier input circuits

• US Classifications

  • 455 - Telecommunications
  • 725 - Interactive video distribution systems