3660091

Information

• Patent Grant
• 3660091

• References
• Source

• Patent Number

  3,660,091

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1972
  52 years ago

• CPC

  • G03C5/22 - Direct chromate processes

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 359 - Optical: systems and elements