2691319

Information

• Patent Grant
• 2691319

• References
• Source

• Patent Number

  2,691,319

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1954
  70 years ago

• CPC

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

• US Classifications

  • 084 - Music