3002872

Information

• Patent Grant
• 3002872

• References
• Source

• Patent Number

  3,002,872

• Date Filed

  Not available

• Date Issued

  Tuesday, October 3, 1961
  63 years ago

• CPC

  • B31F7/004 - Making tubes
  • B29C67/0014 - for shaping tubes or blown tubular films
  • B31F7/002 - tubular articles
  • B65H75/18 - Constructional details
  • B65H2701/31 - Textiles threads or artificial strands of filaments

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 242 - Winding, tensioning, or guiding