1761740

Information

• Patent Grant
• 1761740

• References
• Source

• Patent Number

  1,761,740

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1930
  94 years ago

• CPC

  • C04B28/365 - containing sulfides or selenium

• US Classifications

  • 106 - Compositions: coating or plastic
  • 501 - Compositions: ceramic