| 申请人 |
SUMITOMO HEAVY IND LTD;RIKAGAKU KENKYUSHO;YUSEISHO TSUSHIN SOGO KENKYUSHO;MITSUI MINING & SMELTING CO LTD;NIPPON KEIKI SEISAKUSHO:KK |
发明人 |
NARASAKI KATSUHIRO;TSUNEMATSU SHOJI;FURUYABU YUKIO;OTA HIROSHI;HOSHINO KAZUTOMO;KOIKE ATSUSHI;SUDO HIDEKAZU;KAMEGAWA YUTAKA;NAKAYAMA KIYOSHI;SHIMIZU TERUO |
