1993971

Information

• Patent Grant
• 1993971

• References
• Source

• Patent Number

  1,993,971

• Date Filed

  Not available

• Date Issued

  Tuesday, March 12, 1935
  90 years ago

• CPC

  • C09B51/005 - Nitroso dyes

• US Classifications

  • 106 - Compositions: coating or plastic
  • 552 - Organic compounds
  • 556 - Organic compounds