2660759

Information

• Patent Grant
• 2660759

• References
• Source

• Patent Number

  2,660,759

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1953
  72 years ago

• CPC

  • B29C53/12 - helically
  • B29C69/00 - Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00
  • B29C47/0014 - Filamentary-shaped articles
  • B29C47/0016 - Rod-shaped articles
  • B29C47/0023 - Hollow rigid articles having only one tubular passage
  • B29C47/003 - Articles having cross-sectional irregularities
  • B29C47/0033 - Articles having longitudinal irregularities
  • B29L2031/7098 - Washers
  • Y10S264/67 - forming ring-like structure
  • Y10T16/05 - Bushing

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 016 - Miscellaneous hardware