申请人 |
MITSUBISHI GAS CHEMICAL CO., INC., TOKIO/TOKYO, JP |
发明人 |
NAGASHIMA, HIROMITSU, C/O MITS. GAS CHEM.CO. INC., KASHIWA-SHI, CHIBA-KEN, JP;ISHIUCHI, YUKO, USHIKU-SHI, IBARAKI-KEN, JP;HIRAMATSU, YASUSHI, NIIGATA-SHI, NIIGATA-KEN, JP;KAWAKAMI, MICHIYA, TOKYO, JP |