3612681

Information

• Patent Grant
• 3612681

• References
• Source

• Patent Number

  3,612,681

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1971
  53 years ago

• CPC

  • G03G15/225 - using contact-printing
  • G03B27/24 - Separating the original from the print
  • G03G15/22 - involving the combination of more than one step according to groups G03G13/02 - G03G13/20

• US Classifications

  • 399 - Electrophotography
  • 355 - Photocopying