1380728

Information

• Patent Grant
• 1380728

• References
• Source

• Patent Number

  1,380,728

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1921
  103 years ago

• CPC

  • F21V37/0079 - Fastening of chimneys
  • F21V17/00 - Fastening of component parts of lighting devices

• US Classifications

  • 362 - Illumination