3622603

Information

• Patent Grant
• 3622603

• References
• Source

• Patent Number

  3,622,603

• Date Filed

  Not available

• Date Issued

  Tuesday, November 23, 1971
  53 years ago

• CPC

  • G03C8/045 - with the formation of a subtractive dye image

• US Classifications

  • 564 - Organic compounds
  • 549 - Organic compounds
  • 554 - Organic compounds
  • 558 - Organic compounds
  • 560 - Organic compounds