| 申请人 |
VSESOJUZNY NAUCHNO-ISSLEDOVATELSKY INSTITUTE PO STROITELSTVU MAGISTRALNY KH TRUBOPROVODOV |
发明人 |
RAISA IVANOVNA GAIVORONSKAJA;ALEXEI MIKHAILOVICH ZINEVICH;ALEXANDR IVANOVICH SUKHAREV;VALENTIN GEORGIEVICH PERETJATKO;GEORGY KONSTANTINOVICH POLOZOV;VLADIMIR IVANOVICH PROKOFJEV |
