3318431

Information

• Patent Grant
• 3318431

• References
• Source

• Patent Number

  3,318,431

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1967
  57 years ago

• CPC

  • B41J19/20 - Positive-feed character-spacing mechanisms
  • Y10T74/18328 - Alternately rotated screw
  • Y10T74/2107 - Follower

• US Classifications

  • 400 - Typewriting machines
  • 074 - Machine element or mechanism