Carpmael, William, 1804-1867. The law of patents for inventions, familiarly explained for the use of inventors and patentees / by W. Carpmael. - 2nd ed. - London : Simpkin, Marshall, and Co. : Wightman : Weale, 1836. - [5], iv-viiip., 1l., xxxviiip., 2l. Subjects--Topical Terms: Patent laws and legislation--Great Britain.