3227039

Information

• Patent Grant
• 3227039

• References
• Source

• Patent Number

  3,227,039

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1966
  59 years ago

• CPC

  • G03B27/722 - when the reproduction scale is changed
  • G03B27/80 - in dependence upon automatic analysis of the original

• US Classifications

  • 355 - Photocopying
  • 235 - Registers