申请人 |
NIPPON KENSETSU KIKAIKA KYOKAI;OHBAYASHI CORP;PENTA OCEAN CONSTR CO LTD;TOKYU CONSTR CO LTD;JDC CORP;HAZAMA GUMI LTD;MITSUI MIIKE MACH CO LTD;DENKI KAGAKU KOGYO KK |
发明人 |
ADACHI KEIJI;MATSUSHIMA HIROYUKI;TAKEUCHI HIDEKI;IWASAKI REEO;KAMOSHITA FUMI;TANIGUCHI YASUSHI;TSURUMOTO JIYUN;OTSUKA TETSUO |