The Scientific American reference book; a compendium of useful information for inventors and mechanics, containing the complete patent laws of the United States ... forms for patents, caveats, assignments, licenses, and shop rights ... etc., etc (1876)
New York, Munn · leaf 17
sidered. The law especially requires that all documents depo-sited in the Patent-Ofiice shall be correctly, legibly,and clearly written, and that the drawings shall be ofa specified size, and executed in an artistic manner. Persons who visit Washington in person, can haveall their patent business… … MODELS, BEMITTAITCES, ETC. ERSONS who apply for pa-.;tents are by law required tofurnish a model, iu all caseswhere the invention can beillustrated or partly illus-trated by a model. Themodel must not exceedtwelve inches in any of itsdimensions; it should beneatly made, of hard woodor metal, or…
Patents
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