| 申请人 |
HITACHI CONSTRUCTION MACHINERY CO., LTD., TOKIO/TOKYO, JP;SEMBA, TAKUYA, FUKUOKA, JP;TANI, YASUHIRO, TOKIO/TOKYO, JP;SATO, HISAYOSHI, TOKIO/TOKYO, JP |
发明人 |
ISHIKAWA, ISAO, GUNMA-KEN, JP;SEMBA, TAKUYA, FUKUOKA-SHI FUKUOKA-KEN, JP;TANI, YASUHIRO, TOKYO, JP;SATO, HISAYOSHI, TOKYO, JP |
