2273568

Information

• Patent Grant
• 2273568

• References
• Source

• Patent Number

  2,273,568

• Date Filed

  Not available

• Date Issued

  Tuesday, February 17, 1942
  82 years ago

• CPC

  • G03C7/20 - Subtractive colour processes using differently sensitised films, each coated on its own base
  • B41M1/18 - Printing one ink over another
  • Y10T428/24934 - including paper layer

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 156 - Adhesive bonding and miscellaneous chemical manufacture