1660231

Information

• Patent Grant
• 1660231

• References
• Source

• Patent Number

  1,660,231

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1928
  97 years ago

• CPC

  • A44B9/14 - Ordinary safety-pins
  • Y10T24/4673 - including distinct device for cooperating with coil

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.