申请人 |
LEONID IVANOVICH * MELNIKOV;ALEXANDR MIKHAILOVICH * KLIMENOV;VLADIMIR TIMOFEEVICH * GRADOBOEV;ALEXANDR EMELYANOVICH * SITNIKOV |
发明人 |
LEONID IVANOVICH * MELNIKOV;ALEXANDR MIKHAILOVICH * KLIMENOV;VLADIMIR TIMOFEEVICH * GRADOBOEV;ALEXANDR EMELYANOVICH * SITNIKOV |