It is {HEAD ~ another object} of {TAIL ~ the present invention} to provide a means and a method for preventing unauthorized use of a mobile phone which is easy and convenient to use 
of
It is { HEAD ~ another object } of { TAIL ~ the present invention } to provide a means and a method for preventing unauthorized use of a mobile phone which is easy and convenient to use
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD 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 OTH OTH OTH OTH OTH