1832402

Information

• Patent Grant
• 1832402

• References
• Source

• Patent Number

  1,832,402

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1931
  93 years ago

• CPC

  • G10H5/10 - using generation of non-sinusoidal basic tones
  • Y10S84/13 - Gas discharge tube

• US Classifications

  • 084 - Music
  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems
  • 984 - Musical instruments