Osterlund Ansgar
Osthoff Hermann
Otala Matti
Otis (proprietary) Limited
Otis-Fensom Elevator Company
Otis-Fensom Elevator Company Limited
Otomo Yoshimi
Ott Edward R.
Ottemann William C.
Ottiger Daniel
Otto Paul R.
Otto Morgensen Jr.
Ovalstrapping
Ovaska Seppo
Ovieve Gerard E.
Owatonna Tool Company
Owner Donald B.
Oy Finnlines Ltd.
Ozima Kazuhira