申请人 |
NIPPON OIL AND FATS CO., LTD., TOKIO/TOKYO, JP;HARADA ELECTRONICS INDUSTRY, SAPPORRO, HOKKAIDO, JP;HITACHI, LTD., TOKIO/TOKYO, JP |
发明人 |
OCHI, KOJI, IWAMISAWA, HOKKAIDO, JP;HARADA, MASAHIDE, SAPPORO, HOKKAIDO, JP;KOBAYASHI, KUNIO, TAKASAKI, GUNMA, JP |