Recent discussions on the abolition of patents for inventions in the United Kingdom, France, Germany, and the Netherlands — EXTRACT FROM THE COBDEN CLUB PRIZE ESSAY, BY DR. LEAVITT, OF NEW YORK. 1869.

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Recent discussions on the abolition of patents for inventions in the United Kingdom, France, Germany, and the Netherlands EXTRACT FROM THE COBDEN CLUB PRIZE ESSAY, BY DR. LEAVITT, OF NEW YORK. 1869. · ch 78/96

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