3772739

Information

• Patent Grant
• 3772739

• References
• Source

• Patent Number

  3,772,739

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • D21H5/2628 - Formation of a product from several constituents
  • D21H11/00 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
  • D21H13/28 - from natural polymers

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 019 - Textiles: fiber preparation