1311688

Information

• Patent Grant
• 1311688

• References
• Source

• Patent Number

  1,311,688

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1919
  106 years ago

• CPC

  • B41J13/048 - Front and rear rollers both mounted on a common carrier

• US Classifications

  • 400 - Typewriting machines