21 ELECTRICALLY OPERATED SOUNDING HORNS, SIGNALS, ALARMS, AND PARTS THEREOF FOR USE WITH ENGINES OF MOTOR DRIVEN VEHICLES, MOTOR BOATS, AIRPLANES, AND THE LIKE; ELECTRIC MOTORS AND DYNAMOS AND PARTS THEREOF FOR POWER AND GENERATING CURRENT PROCESSES GENERALLY; MANUALLY AND AUTOMATICALLY OPERATED SWITCHES AND CIRCUIT BREAKERS FOR CONTROLLING ELECTRIC CIRCUITS, COILS, CONDENSERS, TIMERS AND DISTRIBUTORS FOR USE WITH IGNITION APPARATUS AND ALSO FOR GENERAL USE
Trademark: 71619339
