3549742

Information

• Patent Grant
• 3549742

• References
• Source

• Patent Number

  3,549,742

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1970
  54 years ago

• CPC

  • D21J7/00 - Manufacture of hollow articles from fibre suspensions or papier-mâchè by deposition of fibres in or on a wire-net mould
  • D21F11/008 - Making apertured paper
  • Y10S162/90 - Papermaking press felts

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 139 - Textiles: weaving
  • 162 - Paper making and fiber liberation