2977226

Information

• Patent Grant
• 2977226

• References
• Source

• Patent Number

  2,977,226

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1961
  63 years ago

• CPC

  • G03C8/52 - Bases or auxiliary layers Substances therefor
  • G03C8/42 - Structural details
  • G03D9/025 - for colour films

• US Classifications

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