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Scientific American

February 22, 1913

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Inventions New and Interesting - February 22, 1913

Simple Patent Law; Patent Office News; Notes on Trademarks

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This article was originally published with the title “Inventions New and Interesting” in Scientific American Magazine Vol. 108 No. 8 (February 1913), p. 180
doi:10.1038/scientificamerican02221913-180

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