3084881

Information

• Patent Grant
• 3084881

• References
• Source

• Patent Number

  3,084,881

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1963
  61 years ago

• CPC

  • B41J33/518 - the reversing-feeler engaging buttons or the like secured to the ribbon near its end
  • B41J33/34 - driven by motors indepently of the machine as a whole

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 226 - Advancing material of indeterminate length
  • 400 - Typewriting machines