Orsborn Jesse H.
Osamura Kazuo
Oscarsson Jerker Evert
Oshima Hiroshi
Ostdiek Robert A.
Osterling Lloyd A.
Ostrup Heinrich
Ota Keizo
Ota Kinjiro
Ota Masayuki
Ota Kosan Corporation
Otis Charles V.
Ottaway James
Otten Hillrich
Ould Maxwell K.
Outils Wolf
Outils Wolf, Sarl
Outtier Raymond M. C.
Over Behrens Matthias Sievers
Overly Carl G.