2232067

Information

• Patent Grant
• 2232067

• References
• Source

• Patent Number

  2,232,067

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1941
  83 years ago

• CPC

  • C09B17/04 - of the naphthalene series

• US Classifications

  • 008 - Bleaching and dyeing
  • 544 - Organic compounds