Shira Jerry P: Integral hinged wiring raceway. Kyoda Plastics, Rogers Bereskin & Parr, January 15, 1974: US3786171 (90 worldwide citation)

A surface mounting electrical wiring raceway having a back member adapted to be mounted on a wall, and a front cover. The front cover is hingeably connected to the back member adjacent to one lateral edge thereof, and releaseably coupled to the back member adjacent to the opposite lateral edge. The ...