申请人 |
IDEMITSU PETROCHEMICAL CO., LTD., TOKIO/TOKYO, JP |
发明人 |
WAKABAYASHI, MAKOTO, C/O IDEMITSU PETROCHEM.CO.LTD, CHIBA-KEN, 299-01, JP;SENGA, MINORU, C/O IDEMITSU PETROCHEM. CO., LTD., CHIBA-KEN, 299-01, JP;KOYAMA, YOSHINARI, C/O IDEMITSU PETROCHEM. CO. LTD, CHIBA-KEN, 299-01, JP |