3340989

Information

• Patent Grant
• 3340989

• References
• Source

• Patent Number

  3,340,989

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1967
  57 years ago

• CPC

  • B41J33/518 - the reversing-feeler engaging buttons or the like secured to the ribbon near its end

• US Classifications

  • 400 - Typewriting machines
  • 101 - Printing