3686994

Information

• Patent Grant
• 3686994

• References
• Source

• Patent Number

  3,686,994

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1972
  52 years ago

• CPC

  • G10H1/24 - for selecting plural preset register stops
  • G10B3/10 - Actions

• US Classifications

  • 084 - Music
  • 365 - Static information storage and retrieval
  • 984 - Musical instruments