3438777

Information

• Patent Grant
• 3438777

• References
• Source

• Patent Number

  3,438,777

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1969
  55 years ago

• CPC

  • C07D249/12 - Oxygen or sulfur atoms
  • G03C1/355 - Organic derivatives of bivalent sulfur, selenium or tellurium
  • G03C8/06 - Silver salt diffusion transfer

• US Classifications

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