Control specially adapted therefor

Full Title

Reciprocating-piston liquid engines > Control specially adapted therefor

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR

Subclass:

POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS