Ohta Takanori
Ohtsuki Fumikazu
Oikawa Tsuneo
Oiwake Masahiro
Okano Kiyonori
Ookubo Wataru
Ophey Lothar
Oppelt Klaus
OSG Mfg. Co.
OSG Mfg. Company
Pacific Roller Die Co., Inc.
Panknin Walter
Park Kyong-Kwon
Pass Hans-Uwe
Peglau Manfred
Penrod John
Peterson Ronald B.
Pfeil Anton
Phil Wood & Co.
Pieters Rolf