3927593

Information

• Patent Grant
• 3927593

• References
• Source

• Patent Number

  3,927,593

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1975
  48 years ago

• CPC

  • G10H1/0558 - using variable resistors
  • Y10S84/07 - Electric key switch structure

• US Classifications

  • 084 - Music
  • 200 - Electricity: circuit makers and breakers
  • 338 - Electrical resistors
  • 984 - Musical instruments