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Patents for Sylvanus D. Shepperd
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
504,283	Aug. 29, 1893	S.D. Shepperd	Water Motor	hydraulic motors
521,443	Jun. 12, 1894	S.D. Shepperd	Gas Engine	internal combustion engines

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