2312614

Information

• Patent Grant
• 2312614

• References
• Source

• Patent Number

  2,312,614

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1943
  81 years ago

• CPC

  • F21L23/00 - Non-electric hand-lamps for miners

• US Classifications

  • 362 - Illumination