1477881

Information

• Patent Grant
• 1477881

• References
• Source

• Patent Number

  1,477,881

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1923
  100 years ago

• CPC

  • G03C7/10 - with regular areas of colour
  • Y10S430/135 - Cine film

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof