1638491

Information

• Patent Grant
• 1638491

• References
• Source

• Patent Number

  1,638,491

• Date Filed

  Not available

• Date Issued

  Tuesday, August 9, 1927
  97 years ago

• CPC

  • A44B3/02 - completely rigid
  • Y10T24/3628 - Integral or rigid stud

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.
  • D11 - Jewelry, symbolic insignia, and ornaments