3671869

Information

• Patent Grant
• 3671869

• References
• Source

• Patent Number

  3,671,869

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1972
  53 years ago

• CPC

  • H03J5/0209 - Discontinuous tuning using an electrical variable impedance element
  • H03J1/045 - Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like

• US Classifications

  • 455 - Telecommunications
  • 315 - Electric lamp and discharge devices: systems
  • 334 - Tuners
  • 340 - Communications: electrical
  • 345 - Computer graphics processing and selective visual display systems