2174386

Information

• Patent Grant
• 2174386

• References
• Source

• Patent Number

  2,174,386

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1939
  85 years ago

• CPC

  • G04F5/10 - using electric or electronic resonators
  • H02K33/00 - Motors with reciprocating, oscillating, or vibrating magnet, armature, or coil system
  • H02M5/005 - using discharge tubes

• US Classifications

  • 315 - Electric lamp and discharge devices: systems