I believe that GRS called them Electric Time Release (s).

JR

Since Faller? and John Redden resurrected this thread, I thought I'd take the opportunity to show an exterior shot of Grasselli from this past December. The photo shows a roofing contractors work on putting a new roof on the tower, a job that was completed that month. Also note that the tower now wears a new coat of oil based paint, a job that was done this past fall.

Les

I'd imagine the names used are somewhat geographically based, like shifter or drill or switcher service. In my old stomping grounds they were "run down"

Brian