3280686

Information

• Patent Grant
• 3280686

• References
• Source

• Patent Number

  3,280,686

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1966
  58 years ago

• CPC

  • G10C3/163 - the actions being mounted in a plane below the keyboard

• US Classifications

  • 084 - Music