3213174

Information

• Patent Grant
• 3213174

• References
• Source

• Patent Number

  3,213,174

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1965
  59 years ago

• CPC

  • B29D5/06 - the interlocking members being formed by continuous helix
  • B21D53/50 - metal slide-fastener parts
  • Y10S264/40 - Processes of coiling plastics
  • Y10S425/814 - Zipper
  • Y10T24/2518 - having coiled or bent continuous wire interlocking surface
  • Y10T29/49785 - of interlocking element

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 024 - Buckles, buttons, clasps, etc.
  • 029 - Metal working
  • 140 - Wireworking
  • 425 - Plastic article or earthenware shaping or treating: apparatus