Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Plug-in connectors; Plug-in connectors, namely, electrical connectors; Sheaths for electric cables; Fuel cells and structural and replacement parts thereof; Printed circuits; Junction sleeves for electric cables; Covers for electric outlets; Electric sensor housings; Electrical connector housings; Housings for electronic apparatus, namely, printed circuit board housings; Arm...