3452854

Information

• Patent Grant
• 3452854

• References
• Source

• Patent Number

  3,452,854

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1969
  55 years ago

• CPC

  • B41J31/02 - Ink ribbons characterised by the material from which they are woven

• US Classifications

  • 400 - Typewriting machines
  • 427 - Coating processes