3493227

Information

• Patent Grant
• 3493227

• References
• Source

• Patent Number

  3,493,227

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1970
  55 years ago

• CPC

  • G03G15/225 - using contact-printing
  • B41L11/00 - Apparatus for directly duplicating from hectographic masters in mirror image
  • G03B27/24 - Separating the original from the print
  • B41P2700/12 - with single master plates

• US Classifications

  • 271 - Sheet feeding or delivering