2001837

Information

• Patent Grant
• 2001837

• References
• Source

• Patent Number

  2,001,837

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1935
  89 years ago

• CPC

  • G05F1/26 - combined with discharge tubes or semiconductor devices
  • Y10S428/927 - Decorative informative

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 428 - Stock material or miscellaneous articles