1803445

Information

• Patent Grant
• 1803445

• References
• Source

• Patent Number

  1,803,445

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1931
  93 years ago

• CPC

  • C04B11/002 - Mixtures of different CaSO4-modifications

• US Classifications

  • 106 - Compositions: coating or plastic