Ohyama Kazuto
Okamoto Shouichi
Okauchi Akira
Okitsu Tomohiko
Oliver Peter M.
Olson Peter K.
Onishi Hisayoshi
Ono Katsuaki
Oshima Katsushi
Otten Gregory K.
Overmyer Mould Company of Pennsylvania
Oya Koichi
P. & O. Australia Limited
Palmer William D.
Partington Edward Colin
Paul-Heinz Wagner Maschinenfabrikation
Pegov Vadim B.
Peltonen Kalle
Penkert Werner
Penner Larry