TY - GEN T1 - Perestroika in protection of inventions / AU - Dozortsev, Victor A., VL - 1991 No 31 pages 29-36 ID - 4849 KW - Patents. KW - PROTECTION OF INVENTIONS KW - SOVIET UNION KW - PATENTABILITY TI - Perestroika in protection of inventions / ER -