na JATIM-06090000026481 20090625113430.0 ind 979-553-125-5 0010-060900000026481 0 R346.098 6 LUB u LUBIS, T. Mulya 0 Undang-undang Paten Jakarta Rasindo 1992 xiv, 84 hlm.; 23 cm 0 0 PATEN JIPDSUR 1 0