2471534

Information

• Patent Grant
• 2471534

• References
• Source

• Patent Number

  2,471,534

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1949
  75 years ago

• CPC

  • G10H3/08 - using inductive pick-up means

• US Classifications

  • 084 - Music
  • 984 - Musical instruments