Apparatus and instruments for conducting, transforming, accumulating, regulating or controlling the distribution or use of electric current; wires, electric; electric cables; coaxial cables; fiber optic cables; electric connectors; electrical and electronic connections; electrical power extension cords; electrical cable junctions; connectors for electrical cables; connectors for coaxial cables; connectors for fiber optic cables; electrical wires, cables, connectors and electrical power extens...