申请人 |
BESKIN, MIKHAIL DAVYDOVICH;PEVTSOV, ANATOLY TIMOFEEVICH;NAKHAMKIS, LEV GRIGORIEVICH;MORGOVSKY, YAKOV EFIMOVICH;BAT, NATALYA GENRIKHOVNA |
发明人 |
BESKIN, MIKHAIL DAVYDOVICH;PEVTSOV, ANATOLY TIMOFEEVICH;NAKHAMKIS, LEV GRIGORIEVICH;MORGOVSKY, YAKOV EFIMOVICH;BAT, NATALYA GENRIKHOVNA |