APPARATUS FOR CLEANING INNER SURFACE OF PIPES
UDOVENKO GALINA YU,SU, KOLESNIK LYUDMILA V,SU, CHERNYKH OLEG G,SU, SANCHEVA NINA L,SU, TESLYA OLGA V,SU
Year of Publication 07.11.1982
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Year of Publication 07.11.1982
Patent