2285262

Information

• Patent Grant
• 2285262

• References
• Source

• Patent Number

  2,285,262

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1942
  82 years ago

• CPC

  • G03C7/18 - Processes for the correction of the colour image in subtractive colour photography
  • G03C11/10 - for protection from ultra-violet light

• US Classifications

  • 355 - Photocopying
  • 359 - Optical: systems and elements