{TAIL ~ A scanner} 18 wherein the scanner has a roller transport for positioning {HEAD ~ articles} to be scanned 
{ TAIL ~ A scanner } 18 wherein the scanner has a roller transport for positioning { HEAD ~ articles } to be scanned
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH