Bronisław Żurakowski
Before the war Żurakowski worked in the RWD bureau , where he designed aircraft RWD-17 , RWD-17W , RWD-20 and made calculations for RWD-16bis , RWD-21 and RWD-23 . 
<triplet> RWD-17 <subj> RWD <obj> manufacturer <triplet> RWD-17W <subj> RWD <obj> manufacturer <triplet> RWD-16bis <subj> RWD <obj> manufacturer <triplet> RWD-21 <subj> RWD <obj> manufacturer