3897709

Information

• Patent Grant
• 3897709

• References
• Source

• Patent Number

  3,897,709

• Date Filed

  Not available

• Date Issued

  Tuesday, August 5, 1975
  49 years ago

• CPC

  • G10H5/002 - Instruments using voltage controlled oscillators and amplifiers or voltage controlled oscillators and filters
  • Y10S84/08 - Keyed oscillators
  • Y10S84/09 - Filtering
  • Y10S84/20 - Monophonic

• US Classifications

  • 084 - Music
  • 984 - Musical instruments