3871505

Information

• Patent Grant
• 3871505

• References
• Source

• Patent Number

  3,871,505

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1975
  50 years ago

• CPC

  • B41J19/64 - for justifying
  • B41J5/22 - Interlocks between keys

• US Classifications

  • 400 - Typewriting machines