439457

Information

• Patent Grant
• 439457

• References
• Source

• Patent Number

  439,457

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1890
  133 years ago

• CPC

  • A44C7/003 - Ear-studs or their catch devices
  • Y10T24/41 - Pierced earring fastener
  • Y10T24/4623 - Coiled about longitudinal axis of held portion

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.
  • 063 - Jewelry