Acceleration sensors; Air-fuel ratio controllers for internal combustion engines; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electric current; Apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; Automatic transfer switches; Automatic valves for controlling the flow of oil in pipelines; Cable and wiring plates in the nature of protective sheaths for electrical cable and wiring; Circuit boards provided with integrated circuits; Electronic data relays for sensors; Liquid level sensors; Oil level sensors; Power adapters for use in vehicle lighter sockets; Pressure test connectors for testing pressure of fluids in hydraulic or pneumatic systems; Pressure transducers and transmitters that convert hydraulic or pneumatic pressure into analog electrical signals for monitoring and controlling hydraulic or pneumatic systems; Resistances, electric; Resistors for distributing or controlling electric current; Solenoid valves