申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD., TOKIO/TOKYO, JP |
发明人 |
YAMAMOTO, SANEHIRO, WAKI-CHO, KUGA-GUN, YAMAGUCHI 740, JP;SAKAI, HIDEKI, WAKI-CHO, KUGA-GUN, YAMAGUCHI 740, JP;ASO, HIROTAKA, WAKI-CHO, KUGA-GUN, YAMAGUCHI 740, JP;ISHIWATARI, KAZUO, WAKI-CHO, KUGA-GUN, YAMAGUCHI 740, JP;IKEJIRI, FUMITOSHI, WAKI-CHO, KUGA-GUN, YAMAGUCHI 740, JP |