2960019

Information

• Patent Grant
• 2960019

• References
• Source

• Patent Number

  2,960,019

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1960
  64 years ago

• CPC

  • G01J1/4223 - specially adapted for copy - or printing apparatus
  • G03B27/725 - Optical projection devices wherein the contrast is controlled electrically (

• US Classifications

  • 355 - Photocopying