3476477

Information

• Patent Grant
• 3476477

• References
• Source

• Patent Number

  3,476,477

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1969
  55 years ago

• CPC

  • G05B19/14 - using punched cards or tapes
  • G03B27/72 - Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
  • G05B2219/24124 - Identification of program, if not assigned for machine, reject, stop

• US Classifications

  • 355 - Photocopying