The invention relates to {TAIL ~ an arrangement} and a method for production of a three dimensional product by successive fusing together of {HEAD ~ selected parts} of powder layers applied to a work table 
The invention relates to { TAIL ~ an arrangement } and a method for production of a three dimensional product by successive fusing together of { HEAD ~ selected parts } of powder layers applied to a work table
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH