申请人 |
UKRAINIAN SCIENTIFIC-RESEARCH, PROJECT-DESIGN, AND TECHNOLOGICAL INSTITUTE OF EXPLOSION-PROOF AND MINE ELECTRICAL EQUIPMENT, WITH EXPERIMENTAL WORKS |
发明人 |
KYRYLENKO VALERII IVANOVYCH;KUKULEVSKYI OLEKSII VASYLIOVYCH;OMELCHENKO OLEKSANDR MYKOLAIOVYCH;TKACHUK MYKOLA MYKOLAIOVYCH |