939053

Information

• Patent Grant
• 939053

• References
• Source

• Patent Number

  939,053

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1909
  116 years ago

• CPC

  • G10B3/14 - Pedals or pedal boards
  • G10H1/34 - Switch arrangements
  • Y10T74/20528 - Foot operated
  • Y10T74/20624 - Adjustable

• US Classifications

  • 084 - Music
  • 074 - Machine element or mechanism