00452nam a22001817a 4500 BD-DhUL 20160823175111.0 160823s1985 ii ||||| |||| 00| 0 eng d BD-DhUL BD-DhUL 346.0486 NAP Narayanan, P. Patent law / P. Narayanan. 2nd ed. Calcutta : Eastern Law House, 1985. Ixvii, 1377 p. Law ddc BK 100998 100998 0 0 ddc 0 346_048600000000000_NAP 0 NFIC 170174 DUL DUL GEN 2016-08-23 purchased 346.0486 NAP 331372 2016-08-23 1 2016-08-23 BK