申请人 |
TOSOH CORP., SHINNANYO, YAMAGUCHI, JP;NIPPON POLYURETHANE INDUSTRY CO., LTD., TOKYO, JP |
发明人 |
IWANAGA, KENTARO, YOKKAICHI-SHI, MIE-KEN, JP;SAKAI, KIYOSHI, YOKKAICHI-SHI, MIE-KEN, JP;YANO, NORIYOSHI, ZUSHI-SHI, KANAGAWA-KEN, JP;TAKEMOTO, KATSUO, DECEASED, JP |