3651259

Information

• Patent Grant
• 3651259

• References
• Source

• Patent Number

  3,651,259

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1972
  52 years ago

• CPC

  • B41J5/08 - Character or syllable selected by means of keys or keyboards of the typewriter type
  • H04L17/04 - with keyboard co-operating with code-bars

• US Classifications

  • 178 - Telegraphy
  • 400 - Typewriting machines