1325546

Information

• Patent Grant
• 1325546

• References
• Source

• Patent Number

  1,325,546

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1919
  105 years ago

• CPC

  • B32B27/12 - next to a fibrous or filamentary layer
  • D06M13/02 - with hydrocarbons
  • Y10S264/32 - Processes in molding using asbestos or asphalt
  • Y10S428/921 - Fire or flameproofing
  • Y10T428/31652 - Of asbestos
  • Y10T428/31815 - Of bituminous or tarry residue
  • Y10T442/2221 - Coating or impregnation is specified as water proof
  • Y10T442/2639 - Coated or impregnated asbestos fabric
  • Y10T442/57 - Including particulate material other than fiber
  • Y10T442/59 - At least three layers

• US Classifications

  • 442 - Fabric
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 428 - Stock material or miscellaneous articles