{HEAD ~ Previous laser related art} used a sensor to record or display a shots placement, not activate an electro mechanical device to advance {TAIL ~ a fresh target} into position 
{ HEAD ~ Previous laser related art } used a sensor to record or display a shots placement , not activate an electro mechanical device to advance { TAIL ~ a fresh target } into position
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH