申请人 |
WAKO PURE CHEMICAL INDUSTRIES, LTD., OSAKA, JP;MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., KADOMA, OSAKA, JP |
发明人 |
KATSUYAMA, AKIKO, OSAKA 570, JP;ENDO, MASAYUKI, OSAKA 594, JP;SASAGO, MASARU, OSAKA 573, JP;URANO, FUMIYOSHI, SAITAMA 352, JP;FUJIE, HIROTOSHI, SAITAMA 350, JP |