1448844

Information

• Patent Grant
• 1448844

• References
• Source

• Patent Number

  1,448,844

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1923
  101 years ago

• CPC

  • B21G3/04 - with locking or shielding device for the pin point
  • A44B9/14 - Ordinary safety-pins
  • Y10T24/10 - Miscellaneous
  • Y10T24/4664 - having resilient bridging structure between portion and means

• US Classifications

  • 163 - Needle and pin making
  • 024 - Buckles, buttons, clasps, etc.