3514522

Information

• Patent Grant
• 3514522

• References
• Source

• Patent Number

  3,514,522

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1970
  54 years ago

• CPC

  • G10H3/20 - using a tuning fork, rod or tube
  • G10H1/0555 - using magnetic or electromagnetic means
  • Y10S84/19 - Light sensitive resistor

• US Classifications

  • 084 - Music
  • 984 - Musical instruments