3748036

Information

• Patent Grant
• 3748036

• References
• Source

• Patent Number

  3,748,036

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • G03G15/0415 - and means for controlling illumination or exposure
  • G03B27/722 - when the reproduction scale is changed

• US Classifications

  • 355 - Photocopying