申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD., TOKIO/TOKYO, JP;NOBUO, NAKABAYASHI, MATSUDO, CHIBA, JP |
发明人 |
NAKABAYASHI, NOBUO, MATSUDO-SHI CHIBA 270, JP;ISHIHARA, K. INST. FOR MEDICAL & DENTAL ENG., 2-CHOME CHIYODA-KU TOKYO 101, JP;YAMAMOTO, T. MITSUI PETROCHEMICAL INDUSTRIES,LTD, KUGA-GUN YAMAGUCHI 740, JP;KINOSHITA, T. INST. FOR MEDICAL & DENTAL ENG., 2-CHOME CHIYODA-KU TOKYO 101, JP |