2395986

Information

• Patent Grant
• 2395986

• References
• Source

• Patent Number

  2,395,986

• Date Filed

  Not available

• Date Issued

  Tuesday, March 5, 1946
  79 years ago

• CPC

  • G03F3/02 - by retouching

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 250 - Radiant energy
  • 355 - Photocopying