2730067

Information

• Patent Grant
• 2730067

• References
• Source

• Patent Number

  2,730,067

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1956
  69 years ago

• CPC

  • G10K7/005 - Ultrasonic sirens
  • Y10S116/18 - Wave generators

• US Classifications

  • 116 - Signals and indicators
  • 366 - Agitating