申请人 |
TOKYO DENRYOKU KK;TOUHOKU DENRIYOKU KK;CHIYUUBU DENRIYOKU KK;HOKURIKU DENRIYOKU KK;CHIYUUGOKU DENRIYOKU KK;NIHON GENSHIRIYOKU HATSUDEN KK;HITACHI SEISAKUSHO KK;TOSHIBA KK |
发明人 |
OKAMURA TAKASHI;SASAKI KAZUMI;MATSUNAGA YUKIO;SATOU TERUO;MIZUNO MASAAKI;SATOU KATSUHIKO;KIMURA MOTOHIKO |