{TAIL ~ This invention} relates to a plate thickness detection method and a plate thickness detection apparatus for a press which presses {HEAD ~ a workpiece} by the cooperation of a punch and a die 
{ TAIL ~ This invention } relates to a plate thickness detection method and a plate thickness detection apparatus for a press which presses { HEAD ~ a workpiece } by the cooperation of a punch and a die
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH