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Patents for Inventions. Abridgments of Specifications

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Patents for Inventions: A.D. 1620-1866

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Patents for Inventions: Abridgements of Specifications Relating to Agriculture. Division Iii. Agricultural and Traction Engines. A, Parts 1618-1866

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Reports of Patent, Design, Trade Mark, and Other Cases, Volume 19

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Subject List of Works of Reference, Biography, Bibliography, the Auxiliary Historical Sciences, Etc., in the Library of the Patent Office

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Patents for Inventions. Abridgments [Of] Specifications Relating to the Preparation of India-Rubber and Gutta Percha, Volume 2

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Patents For Inventions: Abridgments Of Specifications : Class ..., Part 4

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Subject List of Works On the Textile Industries and Wearing Apparel, Including the Culture and Chemical Technology of Textile Fibres, in the Library of the Patent Office

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Patents for Inventions: Abridgments of Specifications Relating to Roads and Ways, A. D. 1619 1866 (Classic Reprint)

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Alphabetical Index of Patentees and Applicants for Patents of Invention

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Descriptive Index [afterw.] Chronological And Descriptive Index Of Patents Applied For And Patents Granted, By B. Woodcroft

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Patents For Inventions: Abridgments Of Specifications : Class ..., Part 1...

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Reports of Patent, Design, Trade Mark, and Other Cases, Volume 18

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Patents For Inventions: Abridgments Of Specifications. Printing, Letter Press & Lithographic, Volume 2...

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Patents for Inventions: Abridgments of Specifications Relating to Printing, Including Therein the Production of Copies On All Kinds of Materials, Volume 1

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Alphabetical Index of Patentees and Applicants for Patents of Invention for the Year 1863

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