3183509

Information

• Patent Grant
• 3183509

• References
• Source

• Patent Number

  3,183,509

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1965
  59 years ago

• CPC

  • G08C23/02 - using infrasonic, sonic or ultrasonic waves
  • Y10S116/30 - Remote TV tuner

• US Classifications

  • 367 - Communications, electrical: acoustic wave systems and devices
  • 116 - Signals and indicators
  • 331 - Oscillators
  • 361 - Electricity: electrical systems and devices