3850785

Information

• Patent Grant
• 3850785

• References
• Source

• Patent Number

  3,850,785

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • D06M17/00 - Producing multi-layer textile fabrics
  • A62D5/00 - Composition of materials for coverings or clothing affording protection against harmful chemical agents
  • Y10S55/43 - Knitted filter mediums
  • Y10S55/45 - Woven filter mediums
  • Y10S428/902 - High modulus filament or fiber
  • Y10T428/30 - Self-sustaining carbon mass or layer with impregnant or other layer
  • Y10T442/102 - Woven scrim
  • Y10T442/3512 - Three or more fabric layers

• US Classifications

  • 442 - Fabric
  • 055 - Gas separation
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 428 - Stock material or miscellaneous articles