286023

Information

• Patent Grant
• 286023

• References
• Source

• Patent Number

  286,023

• Date Filed

  Not available

• Date Issued

  Tuesday, October 2, 1883
  141 years ago

• CPC

  • A44C17/006 - Gems provided with a cavity

• US Classifications

  • 063 - Jewelry
  • D11 - Jewelry, symbolic insignia, and ornaments