3919648

Information

• Patent Grant
• 3919648

• References
• Source

• Patent Number

  3,919,648

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1975
  49 years ago

• CPC

  • G10H5/002 - Instruments using voltage controlled oscillators and amplifiers or voltage controlled oscillators and filters
  • G10H1/14 - during execution
  • G10H2250/475 - FM synthesis
  • Y10S84/10 - Feedback

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 084 - Music
  • 330 - Amplifiers
  • 984 - Musical instruments