Three dimensional structures of arbitrary shape are fabricated on {TAIL ~ the surface} of a substrate through a series of {HEAD ~ processing steps} wherein a monolithic structure is fabricated in successive layers 
Three dimensional structures of arbitrary shape are fabricated on { TAIL ~ the surface } of a substrate through a series of { HEAD ~ processing steps } wherein a monolithic structure is fabricated in successive layers
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH