Ohio Precision Molding Inc.
Ohishi Michihiro
Oide Kunimasa
Okajima Hiroshi
Oliver Christophe
Oliver Christophe C.
Ollie R. Caylor
Olmstead Bruce Ringsby
Olsen Lars
Olton Dirck J.
Omar Mohamed N. A.
Orebro Golvindustri Ab
Orlhac Xavier
Oseth Donald L.
Ota Michiko
Otopkov Petr P.
Ott Ronald L.
Owen Robert L.
Ozbayraktar Serdar
Pacific Grinding Wheel Company