2804464

Information

• Patent Grant
• 2804464

• References
• Source

• Patent Number

  2,804,464

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1957
  67 years ago

• CPC

  • C09B7/10 - Bis-thionapthene indigos

• US Classifications

  • 549 - Organic compounds