A gantry assembly is mounted in close proximity to such work surface, and facilitates {HEAD ~ movement} of a focused laser assembly to any x/y coordinate along {TAIL ~ the work surface} 
A gantry assembly is mounted in close proximity to such work surface , and facilitates { HEAD ~ movement } of a focused laser assembly to any x / y coordinate along { TAIL ~ the work surface }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL