| 申请人 |
SAGAMI CHEMICAL RESEARCH CENTER, TOKIO/TOKYO, JP;CENTRAL GLASS CO., LTD., YAMAGUCHI, JP;HODOGAYA CHEMICAL CO., LTD.;NIPPON SODA CO. LTD.;NISSAN CHEMICAL INDUSTRIES, LTD., TOKIO/TOKYO, JP;TOSOH CORP., SHINNANYO, YAMAGUCHI, JP |
发明人 |
TAGAWA, MICHITO, SAGAMIHARA-SHI KANAGAWA, JP;WADA, MASAKATSU, SAGAMIHARA-SHI, KANAGAWA, JP;YAMADA, MASAYUKI;YOKOYAMA, MIDORI;NUMAO, NAGANORI, SAGAMIHARA-SHI KANAGAWA, JP |
