820470

Information

• Patent Grant
• 820470

• References
• Source

• Patent Number

  820,470

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1906
  118 years ago

• CPC

  • D06N7/0028 - characterised by colour effects
  • Y10T442/3821 - Coating or impregnation contains bituminous material

• US Classifications

  • 442 - Fabric
  • 156 - Adhesive bonding and miscellaneous chemical manufacture