2156581

Information

• Patent Grant
• 2156581

• References
• Source

• Patent Number

  2,156,581

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1939
  86 years ago

• CPC

  • A01D34/065 - drawn by an animal or a vehicle
  • Y10T74/1914 - Alternate drivers and driven
  • Y10T74/19565 - Relative movable axes
  • Y10T74/19614 - Disconnecting means

• US Classifications

  • 074 - Machine element or mechanism