{TAIL ~ An IC socket} mounted on a test board while in use and having a semiconductor device with projection electrodes mounted on {HEAD ~ said IC socket} for testing, comprising: 
{ TAIL ~ An IC socket } mounted on a test board while in use and having a semiconductor device with projection electrodes mounted on { HEAD ~ said IC socket } for testing , comprising :
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 HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH