2273725

Information

• Patent Grant
• 2273725

• References
• Source

• Patent Number

  2,273,725

• Date Filed

  Not available

• Date Issued

  Tuesday, February 17, 1942
  83 years ago

• CPC

  • C10C1/005 - by mixing two or more coaltar fractions

• US Classifications

  • 252 - Compositions
  • 106 - Compositions: coating or plastic
  • 530 - Chemistry: natural resins or derivatives