French modernist  lamp  made in the 1950's designed by Alphonse Pinoit  who created the company  KI-E-KLAIR ( meaning the 'illuminated'), It was  designed for and commonly used throughout the 1940s to 1960s in garment  factories , garage , architect office and industrial setting. The lampshade  model no. 210 in polished aluminium was used in Jean Prouve design studios as  the first choice for the celebrated French industrial designer ( I posted a pair  ). This floor lamp model was most likely used in medical setting  needing  movable light , the body is fully chrome with long possible extension of the arm  .The last picture is the studio of Jean Prouve .
Size  H.70(, rewired with US socket  , good antique  condition ,there is some scratches from normal use and  some superficial  oxidation ( darker spots)