3217850

Information

• Patent Grant
• 3217850

• References
• Source

• Patent Number

  3,217,850

• Date Filed

  Not available

• Date Issued

  Tuesday, November 16, 1965
  59 years ago

• CPC

  • B41J25/04 - Back spacing
  • B41J25/12 - Character spacing

• US Classifications

  • 400 - Typewriting machines