said {TAIL ~ clamping member} holding {HEAD ~ said window unit frame} in electrical conductive engagement with said support member 
said { TAIL ~ clamping member } holding { HEAD ~ said window unit frame } in electrical conductive engagement with said support member
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH