Vehicle Body Hoist
(1922)

Dumping Gear
(1931)

Transport Vehicle Construction (1936)

Transport Vehicle for Coal
(1937)

Road Vehicle Construction
(1938)

Trailer Transport Vehicle
(1939)

Removable Truck Body
(1941)

Dual Drive Transmission
(1941)

Vehicle Spring Suspension
(1941)

Pulverizer
(1944)