3908809

Information

• Patent Grant
• 3908809

• References
• Source

• Patent Number

  3,908,809

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • B41J19/20 - Positive-feed character-spacing mechanisms
  • B41J1/24 - the plane of the type or die face being perpendicular to the axis of rotation
  • B41J7/44 - with impact
  • Y10S400/901 - Continuously rotating type-head

• US Classifications

  • 400 - Typewriting machines