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Scientific American

November 1, 1929

1 min read

Mechanical Method Claims Granted, Joseph Jenks' Petition and more

Facts and Notes of Interest to Inventors, Patentees, and Owners of Trademark Rights

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This article was originally published with the title “Mechanical Method Claims Granted, Joseph Jenks' Petition, and more” in Scientific American Magazine Vol. 141 No. 5 (November 1929), p. 460
doi:10.1038/scientificamerican1129-460

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