1950859

Information

• Patent Grant
• 1950859

• References
• Source

• Patent Number

  1,950,859

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1934
  90 years ago

• CPC

  • G10H3/08 - using inductive pick-up means

• US Classifications

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