2843481

Information

• Patent Grant
• 2843481

• References
• Source

• Patent Number

  2,843,481

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1958
  66 years ago

• CPC

  • G02B5/3033 - in the form of a thin sheet or foil
  • G02B27/26 - involving polarising means
  • G03C5/3014 - Hydrazine; Hydroxylamine; Urea; Derivatives thereof
  • G03C7/25 - Dye-imbibition processes Materials therefor Preparing or processing such materials
  • G03C9/04 - vectographic-image

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 544 - Organic compounds
  • 548 - Organic compounds