1404115

Information

• Patent Grant
• 1404115

• References
• Source

• Patent Number

  1,404,115

• Date Filed

  Not available

• Date Issued

  Tuesday, January 17, 1922
  102 years ago

• CPC

  • F21V37/02 - Special adaptation for protection against draughts ; Draft controllers

• US Classifications

  • 362 - Illumination