1815026

Information

• Patent Grant
• 1815026

• References
• Source

• Patent Number

  1,815,026

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1931
  93 years ago

• CPC

  • B41J35/02 - Frames or holders for unwound short lengths of ink ribbons

• US Classifications

  • 400 - Typewriting machines