{HEAD ~ A communication apparatus} comprising {TAIL ~ a plurality} of network communication devices each being a device 3, the devices being interconnected via said connection means to form a data bus 
comprising
{ HEAD ~ A communication apparatus } comprising { TAIL ~ a plurality } of network communication devices each being a device 3 , the devices being interconnected via said connection means to form a data bus
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH