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A Practical Treatise on the Law of Patents for Inventions and of Copyright
其他書名
In Literature, the Drama, Music, Engraving and Sculpture, and Also in Ornamental and Useful Designs for the Purposes of Sale and Exhibition
出版William Benning & Company, 1851
URLhttp://books.google.com.hk/books?id=OiXitgAACAAJ&hl=&source=gbs_api