2715383

Information

• Patent Grant
• 2715383

• References
• Source

• Patent Number

  2,715,383

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1955
  69 years ago

• CPC

  • G10K7/005 - Ultrasonic sirens

• US Classifications

  • 116 - Signals and indicators
  • 241 - Solid material comminution or disintegration