In {HEAD ~ some embodiments} of {TAIL ~ the invention}, a locator transceiver can include a receiver and transmitter 
of
In { HEAD ~ some embodiments } of { TAIL ~ the invention } , a locator transceiver can include a receiver and transmitter
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH