2238918

Information

• Patent Grant
• 2238918

• References
• Source

• Patent Number

  2,238,918

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1941
  83 years ago

• CPC

  • H05B31/0039 - Projectors, the construction of which depends upon the presence of the arc
  • Y10T74/1518 - Rotary cam drive

• US Classifications

  • 362 - Illumination
  • 074 - Machine element or mechanism
  • 314 - Electric lamp and discharge devices: consumable electrodes