JOHN S. BARNES CORPORATION ROCKFORD ILL.U.S.A.

HYDRAULIC MACHINERY AND PARTS THEREOF-NAMELY, APPARATUS FOR HYDRAULICALLY ACTUATING AND CONTROLLING OPERATIONAL MOVEMENTS SUCH AS STARTING, STOPPING, FEEDING, AND REVERSING OF MACHINE TOOLS AND THE LIKE INCLUDING, IN ASSEMBLY, ELECTRIC MOTORS, PUMPS, VALVES, CYLINDERS, PISTONS, OIL RESERVOIRS, AND THE LIKE