In the embodiments, a semiconductor wafer means a wafer before and after a dicing cut step is carried out provided that the wafer has {HEAD ~ a contour} of {TAIL ~ its initial state} 
of
In the embodiments , a semiconductor wafer means a wafer before and after a dicing cut step is carried out provided that the wafer has { HEAD ~ a contour } of { TAIL ~ its initial state }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL