{TAIL ~ The method} in accordance 7, wherein the continued blowing is exerted at {HEAD ~ the center} of the sheet of glass which is not supported by the frame 
{ TAIL ~ The method } in accordance 7 , wherein the continued blowing is exerted at { HEAD ~ the center } of the sheet of glass which is not supported by the frame
TAIL TAIL TAIL TAIL TAIL TAIL 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 OTH OTH OTH