3741652

Information

• Patent Grant
• 3741652

• References
• Source

• Patent Number

  3,741,652

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1973
  51 years ago

• CPC

  • G03F5/04 - changing the screen effect
  • G03B15/00 - Special procedures for taking photographs Apparatus therefor

• US Classifications

  • 355 - Photocopying
  • 428 - Stock material or miscellaneous articles