[1] (http://www.prv.se/eng/) Swedish Patent and Registration Office[?] covers Companies, Trademarks, Patents and People. Limited online company and trademark searches available for free
... Ralph Bunche[?], diplomat, winner of the Nobel Peace Prize
April 16 - Fifi D'Orsay, actress (+ 1983)
April 22 - Robert Oppenheimer, physicist (+ 1967)
May 6 - Harry ...