3170391

Information

• Patent Grant
• 3170391

• References
• Source

• Patent Number

  3,170,391

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1965
  59 years ago

• CPC

  • B41L11/00 - Apparatus for directly duplicating from hectographic masters in mirror image
  • B41P2700/10 - Hectographic line duplicators

• US Classifications

  • 101 - Printing