3840105

Information

• Patent Grant
• 3840105

• References
• Source

• Patent Number

  3,840,105

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • B41J9/133 - Construction of hammer body or tip
  • Y10S400/901 - Continuously rotating type-head

• US Classifications

  • 400 - Typewriting machines