| 申请人 |
UKRAINSKY GOSUDARSTVENNY PROEKTNY I NAUCHNO-ISSLEDOVATELSKY/INSTITUT KOMMUNALNYKH SOORUZHENY/GORODOV ÇUKRKOMMUNNIIPROEKTÇ;DONETSKY FIZIKO-TEKHNICHESKY INSTITUT AKADEMII NAUK/UKRAINSKOI SSR |
发明人 |
MARCHENKO, JURY GRIGORIEVICH;NEVZOROV, MIKHAIL IVANOVICH;DOROSHEV, VALENTIN DAVIDOVICH |
