1440456

Information

• Patent Grant
• 1440456

• References
• Source

• Patent Number

  1,440,456

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1923
  102 years ago

• CPC

  • F16H3/145 - with a pair of coaxial bevel gears, rotatable in opposite directions
  • Y10T74/19423 - Multiple key

• US Classifications

  • 074 - Machine element or mechanism