2644545

Information

• Patent Grant
• 2644545

• References
• Source

• Patent Number

  2,644,545

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1953
  71 years ago

• CPC

  • E21D7/02 - Arrangement of guides for cages in shafts Connection of guides for cages to shaft walls
  • B66B9/187 - with a liftway specially adapted for temporary connection to a building or other structure
  • E04G1/14 - Comprising essentially pre-assembled two-dimensional frame-like elements
  • Y10S187/90 - Temporary construction elevator for building

• US Classifications

  • 187 - Elevator, industrial lift truck, or stationary lift for vehicle
  • 052 - Static structures