3669778

Information

• Patent Grant
• 3669778

• References
• Source

• Patent Number

  3,669,778

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • D04H1/552 - by applying solvents or auxiliary agents
  • D04H1/04 - from fleeces or layers composed of fibres having existing or potential cohesive properties
  • D04H1/54 - by welding together the fibres
  • Y10T156/1023 - Surface deformation only [e.g., embossing]

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture