1540673

Information

• Patent Grant
• 1540673

• References
• Source

• Patent Number

  1,540,673

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1925
  101 years ago

• CPC

  • B60Q1/1438 - Actuating means for dimming masks or screens
  • Y10S16/26 - Headlight hinge

• US Classifications

  • 362 - Illumination
  • 016 - Miscellaneous hardware