3658164

Information

• Patent Grant
• 3658164

• References
• Source

• Patent Number

  3,658,164

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1972
  52 years ago

• CPC

  • B41J33/518 - the reversing-feeler engaging buttons or the like secured to the ribbon near its end
  • B41J33/48 - comprising two pawls and ratchets, one for each spool

• US Classifications

  • 400 - Typewriting machines