1212228

Information

• Patent Grant
• 1212228

• References
• Source

• Patent Number

  1,212,228

• Date Filed

  Not available

• Date Issued

  Tuesday, January 16, 1917
  108 years ago

• CPC

  • F21V17/02 - with provision for adjustment
  • Y10S362/803 - Photo safe lamp

• US Classifications

  • 362 - Illumination