3656426

Information

• Patent Grant
• 3656426

• References
• Source

• Patent Number

  3,656,426

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1972
  52 years ago

• CPC

  • B41J3/51 - the printed and recorded information being identical using type elements with code-generating means
  • B41J3/50 - Mechanisms producing characters by printing and also producing a record by other means
  • G06K5/02 - the verifying forming a part of the marking action

• US Classifications

  • 101 - Printing
  • 178 - Telegraphy