1830072

Information

• Patent Grant
• 1830072

• References
• Source

• Patent Number

  1,830,072

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1931
  93 years ago

• CPC

  • F21V37/0083 - Fastening of cover glasses
  • F21V17/00 - Fastening of component parts of lighting devices

• US Classifications

  • 362 - Illumination