Patent law /
Narayanan, P. 1917-
Patent law / by P. Narayanan. - 2nd ed. - Calcutta: Eastern Law House, 1985. - 1377 pages ; 24 cm.
X920047078
Patent laws and legislation--India.
Patent law / by P. Narayanan. - 2nd ed. - Calcutta: Eastern Law House, 1985. - 1377 pages ; 24 cm.
X920047078
Patent laws and legislation--India.
