3170022

Information

• Patent Grant
• 3170022

• References
• Source

• Patent Number

  3,170,022

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1965
  59 years ago

• CPC

  • H04N1/40056 - Circuits for driving or energising particular reading heads or original illumination means
  • G01J1/4223 - specially adapted for copy - or printing apparatus

• US Classifications

  • 356 - Optics: measuring and testing
  • 355 - Photocopying