1774639

Information

• Patent Grant
• 1774639

• References
• Source

• Patent Number

  1,774,639

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1930
  94 years ago

• CPC

  • A44B1/32 - Shank inserted into counterpiece and locked by sliding or rotating
  • Y10T24/3655 - Spring

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.