1908140

Information

• Patent Grant
• 1908140

• References
• Source

• Patent Number

  1,908,140

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1933
  92 years ago

• CPC

  • B41J7/18 - Levers having moving or variable fulcra to alter the mechanical advantage during the stroke

• US Classifications

  • 400 - Typewriting machines