3731612

Information

• Patent Grant
• 3731612

• References
• Source

• Patent Number

  3,731,612

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1973
  51 years ago

• CPC

  • G03C5/56 - Processes using photosensitive compositions covered by the groups G03C1/64 - G03C1/72 or agents therefor
  • G03D9/006 - using heat
  • G03D13/007 - Processing control
  • G03D17/00 - Dark-room arrangements not provided for in the preceding groups portable dark-rooms

• US Classifications

  • 396 - Photography
  • 219 - Electric heating
  • 355 - Photocopying
  • 362 - Illumination