1379680

Information

• Patent Grant
• 1379680

• References
• Source

• Patent Number

  1,379,680

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1921
  104 years ago

• CPC

  • C04B9/00 - Magnesium cements or similar cements
  • C04B9/12 - with hydraulic cements

• US Classifications

  • 106 - Compositions: coating or plastic