Minokichi Satō

• Jitsuyō saishin mokkōgu no tsukaikata oyobi mokkō kikai seisaku
• Kinoku chakushoku tosōhō oyobi kōtetsu kagu seisakuhō to sono sekkeizu
• Kinzoku oyobi mokuzai chakushoku bōsei shiage tosōhō
• Kokusaku no sen ni sou shinkō kakushu daiyōhin no seisakuhō
• Saishin wayō kenchiku zairyō