3683804

Information

• Patent Grant
• 3683804

• References
• Source

• Patent Number

  3,683,804

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1972
  52 years ago

• CPC

  • B41L9/00 - Apparatus for indirectly duplicating from hectographic originals by means of hectographic intermediaries or transfer surfaces

• US Classifications

  • 101 - Printing