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A machine for producing lines of type face characters upon a receiving surface including control means for selecting a character to be impressed having a key- Patent CitationsCited PatentFiling datePublication dateApplicantTitleUS22423 *Dec 28, 1858 Mechanical typographerUS572350 *Jun 10, 1885Dec 1, 1896 Type-writing machineUS1724615 *Jun 23, 1924Aug 13, 1929Powers Frank BLine-spacing mechanism fo
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