申请人 |
SHEJNKMAN AVRAM ISAKOVICH,SU;SHEJNKMAN FAINA PETROVNA,SU;DOBROVOLSKIJ IVAN POLIKARPOVICH,SU;GRUZDEV YURIJ ALEKSEEVICH,SU;KRAKHALEVA LYUDMILA NIKOLAEVNA,SU |
发明人 |
SHEJNKMAN AVRAM ISAKOVICH,SU;SHEJNKMAN FAINA PETROVNA,SU;DOBROVOLSKIJ IVAN POLIKARPOVICH,SU;GRUZDEV YURIJ ALEKSEEVICH,SU;KRAKHALEVA LYUDMILA NIKOLAEVNA,SU |