3669779

Information

• Patent Grant
• 3669779

• References
• Source

• Patent Number

  3,669,779

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • D06N7/0071 - characterised by their backing
  • D06N7/0068 - characterised by the primary backing or the fibrous top layer
  • D06N2201/042 - Cellulose fibres
  • D06N2201/082 - Glass fibres
  • D06N2201/085 - Metal fibres
  • D06N2203/048 - Polyvinylchloride (co)polymers
  • D06N2205/026 - Plastisol
  • D06N2209/128 - Non-permeable
  • D06N2209/1628 - Dimensional stability
  • D06N2213/04 - Perforated layer

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture