3151722

Information

• Patent Grant
• 3151722

• References
• Source

• Patent Number

  3,151,722

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1964
  60 years ago

• CPC

  • B41J5/22 - Interlocks between keys
  • B41J7/30 - Preventing rebound or clash of levers or type members
  • B41J7/92 - Impact adjustment Means to give uniformity of impression

• US Classifications

  • 400 - Typewriting machines