1970496

Information

• Patent Grant
• 1970496

• References
• Source

• Patent Number

  1,970,496

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1934
  90 years ago

• CPC

  • G03C1/4965 - evaporated
  • Y10S430/133 - Binder-free emulsion
  • Y10S430/136 - Coating process making radiation sensitive element

• US Classifications

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