Canlyniadau Chwilio - "Patent laws and legislation"
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Patent law: substantive aspects / by Eustace Straughn Glascock and Emerson Stringham.
Cyhoeddwyd 1943Llyfr -
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An essay on the law of patents for new inventions With an appendix, containing the French patent law, forms, &c. [electronic resource] /
Cyhoeddwyd 1810Electronic Resource -
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