2929135

Information

• Patent Grant
• 2929135

• References
• Source

• Patent Number

  2,929,135

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1960
  64 years ago

• CPC

  • F16F1/04 - Wound springs
  • A44B19/406 - Connection of one-piece interlocking members
  • B21D53/50 - metal slide-fastener parts
  • B21F3/04 - externally on a mandrel or the like
  • B21F35/003 - Multi-filament springs
  • D05B3/18 - hooks or eyelets
  • D05B29/06 - Presser feet
  • D05B73/12 - Slides Needle plates
  • Y10T24/2527 - Attached by stitching
  • Y10T29/49785 - of interlocking element

• US Classifications

  • 029 - Metal working
  • 024 - Buckles, buttons, clasps, etc.
  • 072 - Metal deforming