1583518

Information

• Patent Grant
• 1583518

• References
• Source

• Patent Number

  1,583,518

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1926
  99 years ago

• CPC

  • G03F3/02 - by retouching
  • Y10S430/152 - Making camera copy

• US Classifications

  • 101 - Printing
  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 430 - Radiation imagery chemistry: process, composition, or product thereof