73014531
Feb 28, 1974
Apr 13, 1976
UKRAINSKY ORDENA TRUDOVOGO KRASNOGO ZNAMENI NAUCH-ISSLEDOVATELSKY KONSTRUKTORSKO-TEKNOLOGICHESKY INSTITUT SINTETICHESKIK
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POLISHING AND ABRASIVE PREPARARATIONS
UNWROUGHT AND WROUGHT COMMON METAL HAVING AN ABRASIVE SURFACE
HAND-TOOLS HAVING AN ABRASIVE SURFACE-NAMELY, ABRASIVE AND POLISHING WHEELS