3330399

Information

• Patent Grant
• 3330399

• References
• Source

• Patent Number

  3,330,399

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1967
  57 years ago

• CPC

  • B41J35/38 - Feeding the ink ribbon to waste after use

• US Classifications

  • 400 - Typewriting machines
  • 178 - Telegraphy