Description: Patent for a new and improved apparatus for loading wagons. This design consists in "[t]he combination of the platform having the opening and the trap-doors, the fastening devices to secure the trap-doors when closed and to permit the same to open, and the counter-weights connected to the trap-doors" (lines 24-28).
Date: November 27, 1888
Creator: Bernard, Alfred Franklin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department