In contrast, FIGS 7A 9B schematically depict an apparatus {TAIL ~ 100 b} according to {HEAD ~ a second embodiment} of the present invention 
In contrast , FIGS 7A 9B schematically depict an apparatus { TAIL ~ 100 b } according to { HEAD ~ a second embodiment } of the present invention
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH