3715444

Information

• Patent Grant
• 3715444

• References
• Source

• Patent Number

  3,715,444

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1973
  51 years ago

• CPC

  • G10H1/183 - Channel-assigning means for polyphonic instruments
  • Y10S84/07 - Electric key switch structure
  • Y10S84/08 - Keyed oscillators

• US Classifications

  • 084 - Music
  • 984 - Musical instruments