1257401

Information

• Patent Grant
• 1257401

• References
• Source

• Patent Number

  1,257,401

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1918
  106 years ago

• CPC

  • B41J33/514 - using a pivoted reversing-feeler engaging the interior of the wound ribbon

• US Classifications

  • 400 - Typewriting machines