| 1956 LAWRENCE Dump Chute For Wagons Patent Print |
| 1933 THOMPSON Dump Body For Trucks Patent Print |
| 1963 SAVARIA Dump Valves For Aircraft Patent |
| 1964 DANIELS Dump Bed For Pickup Trucks Patent |
| 1965 DYER Dump Mechanism For Trucks Patent Print |
| 1920 WILLIAMS Dump Body For Vehicles Patent |
| 1925 KEARNEY Dump Body For Trucks Patent Print |
| 1925 WINGER Dump Body For Trucks Patent Print |
| 1936 LINN MFG CORP Dump Body For Vehicles Patent |
| 1934 GALANOT Dump Body For Vehicles Patent Print |
| 1931 GENTRY Roller Dump Body For Trucks Patent |
| 1935 GALANOT Dump Body For Vehicles Patent Print |
| 1930 GOTCHER Dump Body For Vehicles Patent Print |
| 1951 KARL Side Dump For Grain Wagons Patent |
| 1948 CLANS Dump Body For Trucks Patent Print Art |
| 1929 PAGE Dump Valve For Fluid Containers Patent |
| 1936 HARRY Dump Body For Vehicles Patent Print |
| 1934 HICK Dump Car For Mines And The Like Patent |
| 1929 SUMMERS Dump Bed Hoist For Trucks Patent |
| 1938 MYERS Dump Body For Auto Trucks Patent |
| 1939 NELSON Dump Body For Trucks Patent Print |
| 1931 SHERBURNE Dump Body For Trucks Patent Print |
| 1923 LYNCH Dump Body For Motor Vehicles Patent |
| 1933 ANTON Dump Body For Vehicles Patent Print |
| 1965 DYCO INC Dump Mechanism For Trucks Patent |