A method and {HEAD ~ system} for printing {TAIL ~ a 2D barcode} corresponding to a binary data array and a substrate imprinted with such barcode 
for printing
A method and { HEAD ~ system } for printing { TAIL ~ a 2D barcode } corresponding to a binary data array and a substrate imprinted with such barcode
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH