{HEAD ~ Such adapter apparatus} 100 is constructed primarily as {TAIL ~ an adapting plate} between any upper and lower interconnecting members which are joined to one another in a fixed relationship 
is constructed primarily as
{ HEAD ~ Such adapter apparatus } 100 is constructed primarily as { TAIL ~ an adapting plate } between any upper and lower interconnecting members which are joined to one another in a fixed relationship
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH