3087593

Information

• Patent Grant
• 3087593

• References
• Source

• Patent Number

  3,087,593

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1963
  61 years ago

• CPC

  • B41J33/006 - Arrangements to attach the ribbon to the spool

• US Classifications

  • 400 - Typewriting machines
  • 242 - Winding, tensioning, or guiding
  • D18 - Printing and office machinery