Cover of Patents and scientific papers, 1926-40

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Patents and scientific papers, 1926-40

by Willis A. Boughton

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Cover of 2,242,275. Electrical translating system and method

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Cover of A general index of the agricultural reports of the Patent Office, for twenty-five years, from 1837 to 1861 ; and of the Department of Agriculture, for fifteen years, from 1862 to 1876

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Cover of Annual report of the Commissioner of Patents, for the year 1847

Cover of Building construction, 2,278,956, Martin Wagner, Cambridge, Mass

Cover of Decision in locomotive sight feed lubricators, rendered Jan. 19th, 1889

Cover of Decision of the examiner of interferences, in the matter of the interferences between the application of S. M. Stevens, filed Dec. 8th, 1877, and the letters patent granted to Henry W. Putnam, Feb. 27, 1877, No. 1877,776, and Henry W. Putnam, Feb. 15th, 1876, and the letters patent granted to D. C. Stover, March 13th, 1877

Cover of Decisions of the Commissioner of Patents and of the United States Courts in Patent and Trade-Mark and Copyright Cases

Cover of Decisions of the Commissioner of Patents and of the United States Courts in Patent and Trademark Cases, Volumes 138-149

Cover of Directory of registered patent attorneys & agents as of December 1968

Cover of General information about protection of trade marks, prints and labels ...

Cover of General information concerning trade-marks

Cover of Impregnation of filters

Cover of Index to classification of patents, July 1, 1947

Cover of In the matter of the interference between the application of Henry Carmichael

Cover of In the United States Patent Office, before the examiner of interferences, Voelker v. Gray, et al., in re., interference

Cover of James W. McDonough vs. A. Graham Bell, Elisha Gray and others

Cover of [John McCarthy vs. Westfield Plate Company]

Cover of Letter from the commissioner of patents, communicating, in obedience to law, a statement showing the amount of expenditures in the United States Patent Office from the 20th of July to the 30th of November, 1868, inclusive, and a statement of moneys received from the 1st day of July to the 30th day of November, 1868, inclusive ...

Cover of List of patents for inventions and designs, issued by the United States, from 1790 to 1847

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