3518681

Information

• Patent Grant
• 3518681

• References
• Source

• Patent Number

  3,518,681

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1970
  53 years ago

• CPC

  • H03H2/008 - Receiver or amplifier input circuits
  • H01Q1/24 - with receiving set
  • H04B1/18 - Input circuits

• US Classifications

  • 343 - Communications: radio wave antennas
  • 455 - Telecommunications