1776740

Information

• Patent Grant
• 1776740

• References
• Source

• Patent Number

  1,776,740

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1930
  94 years ago

• CPC

  • D21H13/42 - Asbestos
  • C04B20/10 - Coating or impregnating
  • D21H5/183 - of asbestos fibres

• US Classifications

  • 106 - Compositions: coating or plastic