3422376

Information

• Patent Grant
• 3422376

• References
• Source

• Patent Number

  3,422,376

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1969
  56 years ago

• CPC

  • G10H1/045 - by electromechanical means

• US Classifications

  • 333 - Wave transmission lines and networks
  • 984 - Musical instruments