3751291

Information

• Patent Grant
• 3751291

• References
• Source

• Patent Number

  3,751,291

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  51 years ago

• CPC

  • E04D5/02 - of materials impregnated with sealing substances
  • Y10S428/921 - Fire or flameproofing
  • Y10T428/31652 - Of asbestos
  • Y10T442/2639 - Coated or impregnated asbestos fabric

• US Classifications

  • 442 - Fabric
  • 428 - Stock material or miscellaneous articles