3181680

Information

• Patent Grant
• 3181680

• References
• Source

• Patent Number

  3,181,680

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1965
  59 years ago

• CPC

  • B41J19/62 - for back spacing
  • B41J23/12 - Mechanism driven by cams engaging rotating roller

• US Classifications

  • 400 - Typewriting machines