Subject-matter Index of Patents for Inventions

Subject-matter Index of Patents for Inventions

issued by the United States Patent office from 1790 to 1873, inclusive - Vol. 1

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Subject-matter Index of Patents for Inventions - issued by the United States Patent office from 1790 to 1873, inclusive - Vol. 1 is an unchanged, high-quality reprint of the original edition of 1874.Hansebooks is editor of the literature on different topic areas such as research and science, travel and expeditions, cooking and nutrition, medicine, and other genres. As a publisher we focus on the preservation of historical literature. Many works of historical writers and scientists are available today as antiques only. Hansebooks newly publishes these books and contributes to the preservation o...