3398230

Information

• Patent Grant
• 3398230

• References
• Source

• Patent Number

  3,398,230

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1968
  56 years ago

• CPC

  • G10H1/043 - Continuous modulation
  • Y10S84/19 - Light sensitive resistor

• US Classifications

  • 084 - Music
  • 984 - Musical instruments