2255911

Information

• Patent Grant
• 2255911

• References
• Source

• Patent Number

  2,255,911

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1941
  83 years ago

• CPC

  • B61L29/026 - Preventing access by means of obstacles raising across the route
  • Y10T74/18184 - Crank, pitman, and lever

• US Classifications

  • 049 - Movable or removable closures
  • 074 - Machine element or mechanism
  • 187 - Elevator, industrial lift truck, or stationary lift for vehicle