Adkins Richard Wayne
Doi Hatsuji
Hamada Takatoshi
Huang Wen-Ho
Ing. G. Klemm Bohrtechnik GmbH
Klemm Guenter W.
Lindsay Steven James
Mitchell William C.
Miwa Shuichiro
Nittetsu Jitsugyo Co., Ltd.
Uehiro Takayuki
Wandell George C.
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