2130251

Information

• Patent Grant
• 2130251

• References
• Source

• Patent Number

  2,130,251

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1938
  86 years ago

• CPC

  • G10H3/08 - using inductive pick-up means

• US Classifications

  • 084 - Music
  • 310 - Electrical generator or motor structure
  • 984 - Musical instruments