Olsen Keith A.
Omori Kazuhiko
Onoda Alc Co., Ltd.
Opako, S.A.
Orceyre Germain C.
Orihara Eiki
Orlewicz Dennis J.
Orlewicz Lawrence W.
Orlewicz William P.
Osada Hideharu
Osaka City & Taiyo Manufacturing Works Co., Ltd.
Oshikawa Yoshitoshi
Oshima Mitsuru
Oslo Presstoff Industri A/S
Osterreichische DOKA Schalungstechnik GmbH
Ott Norman D.
Ottoson Raymond H.
Oury Ralph M.
Outinord-St.-Amand, S.A.
Oxenreider Terry R.