3889196

Information

• Patent Grant
• 3889196

• References
• Source

• Patent Number

  3,889,196

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1975
  49 years ago

• CPC

  • H03J1/045 - Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like
  • G09F9/305 - being the ends of optical fibres
  • Y10S116/26 - Light rod

• US Classifications

  • 455 - Telecommunications
  • 116 - Signals and indicators
  • 334 - Tuners
  • 340 - Communications: electrical