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The Patentee's Manual: Containing a List of Patents Granted by the United States for the Encouragement of Arts & Sciences, Alphabetically Arranged from 1790 to 1830
William Elliot
出版S. A. Elliot, 1830
URLhttp://books.google.com.hk/books?id=4K87AQAAMAAJ&hl=&source=gbs_api
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