An assembly 6 wherein said means for automatically vertically moving said {HEAD ~ workpiece support members} comprise {TAIL ~ a ram} operatively associated with each workpiece support member 
comprise
An assembly 6 wherein said means for automatically vertically moving said { HEAD ~ workpiece support members } comprise { TAIL ~ a ram } operatively associated with each workpiece support member
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH