It is a secondary object of {HEAD ~ the present invention} to provide a braking device which is effectively interlocked with a synchro switch to prevent {TAIL ~ erroneous flashing} of the speed light from taking place 
It is a secondary object of { HEAD ~ the present invention } to provide a braking device which is effectively interlocked with a synchro switch to prevent { TAIL ~ erroneous flashing } of the speed light from taking place
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