3456044

Information

• Patent Grant
• 3456044

• References
• Source

• Patent Number

  3,456,044

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1969
  55 years ago

• CPC

  • B29C47/8835 - externally
  • B29C47/768 - outside the apparatus
  • B29C47/965 - Personnel safety
  • B29C47/0026 - Hollow flexible articles
  • B29C47/0057 - Extrusion moulding combined with shaping by orienting, stretching or shrinking
  • B29C47/0059 - Extrusion moulding combined with shaping by flattening, folding or bending
  • B29C47/8825 - of tubular films

• US Classifications

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