2570178

Information

• Patent Grant
• 2570178

• References
• Source

• Patent Number

  2,570,178

• Date Filed

  Not available

• Date Issued

  Tuesday, October 2, 1951
  73 years ago

• CPC

  • G10H1/0535 - by switches incorporating a mechanical vibrator, the envelope of the mechanical vibration being used as modulating signal
  • Y10T292/1099 - Screw

• US Classifications

  • 084 - Music
  • 217 - Wooden receptacles
  • 292 - Closure fasteners