申请人 |
ALEXANDROV, ALEXANDR ALEXANDROVICH;LYAKHOVETSKY, ZINOVY ABRAMOVICH;PILJUGIN, VIKTOR ANTONOVICH;PLATONOV, VALENTIN ALEXANDROVICH |
发明人 |
ALEXANDROV, ALEXANDR ALEXANDROVICH;LYAKHOVETSKY, ZINOVY ABRAMOVICH;PILJUGIN, VIKTOR ANTONOVICH;PLATONOV, VALENTIN ALEXANDROVICH |