This invention concerns a coin selector, especially applicable to machines that are put into operation by {HEAD ~ means} of introducing {TAIL ~ one or more coins} 
of introducing
This invention concerns a coin selector , especially applicable to machines that are put into operation by { HEAD ~ means } of introducing { TAIL ~ one or more coins }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL