In FIGS 14 and 15, still {TAIL ~ another alternative construction} is illustrated in one form of {HEAD ~ the invention} as a locking finger or flange 113 lanced from cover 23 adjacent each smaller stepped opening 99 
In FIGS 14 and 15 , still { TAIL ~ another alternative construction } is illustrated in one form of { HEAD ~ the invention } as a locking finger or flange 113 lanced from cover 23 adjacent each smaller stepped opening 99
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH