▁K utz sche ▁( 1 9 1 1 – 2 0 0 0 ), ▁German ▁engineer ▁and ▁Professor ▁of ▁information ▁technology ▁ ▁References ▁ ▁Category : G erman - language ▁s urn ames ▁Category : S urn ames ▁of ▁Hung arian ▁origin ▁Category : S urn ames ▁of ▁Polish ▁origin <0x0A> </s> ▁Louis - Arm and - Const antin ▁de ▁R oh an , ▁Che val ier ▁de ▁R oh an ▁and ▁Prince ▁de ▁Mont b azon , ▁( 6 ▁April ▁ 1 7 3 2 ▁– ▁ 2 7 ▁July ▁ 1 7 9 4 ) ▁was ▁a ▁French ▁naval ▁officer ▁of ▁the ▁eigh teenth ▁century . ▁ ▁Life ▁ ▁Louis - Arm and - Const antin ▁was ▁the ▁fifth ▁of ▁seven ▁children ▁of ▁Her c ule ▁M éri ade c , ▁Duc ▁de ▁Mont b azon ▁and ▁Louise ▁Gab ri elle ▁Jul ie ▁de ▁R oh an - S ou b ise , ▁daughter ▁of ▁Her c ule ▁M éri ade c , ▁Prince ▁de ▁R oh an , ▁head ▁of ▁the ▁cad et ▁branch ▁of ▁the ▁House ▁of ▁R oh an . ▁Louis - Arm and - Const antin ▁was ▁a ▁member ▁of ▁the ▁senior ▁branch ▁of ▁the ▁House ▁of ▁R oh an , ▁a ▁powerful ▁French ▁family ▁which ▁claimed ▁descent ▁from ▁the ▁so ver eign ▁D uk es ▁of ▁Brit anny , ▁in ▁right ▁of ▁which ▁it ▁held ▁the ▁rank ▁of ▁prince ▁étr anger ▁at ▁the ▁French ▁court . ▁ ▁R oh an ▁joined ▁the ▁French ▁Navy ▁and ▁was