3752457

Information

• Patent Grant
• 3752457

• References
• Source

• Patent Number

  3,752,457

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1973
  51 years ago

• CPC

  • D02J1/228 - Stretching in two or more steps, with or without intermediate steps
  • D01D5/16 - using rollers, or like mechanical devices
  • D02J1/226 - Surface characteristics of guiding or stretching organs

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 028 - Textiles: manufacturing
  • 425 - Plastic article or earthenware shaping or treating: apparatus