1409939

Information

• Patent Grant
• 1409939

• References
• Source

• Patent Number

  1,409,939

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1922
  102 years ago

• CPC

  • C04B11/28 - Mixtures thereof with other inorganic cementitious materials
  • C04B9/06 - Cements containing metal compounds other than magnesium compounds

• US Classifications

  • 106 - Compositions: coating or plastic