511223

Information

• Patent Grant
• 511223

• References
• Source

• Patent Number

  511,223

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1893
  131 years ago

• CPC

  • A44B1/30 - Screw-buttons
  • Y10T24/4609 - including relatively movable guiding, holding, or protecting components or surfaces
  • Y10T24/4689 - and pointing in same direction
  • Y10T24/4696 - having distinct head structure

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.