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All Patents in class 91/493
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
82,007Sep. 08, 1868A. Kipp, Jr.Rotary Steam Enginerotary steam engines
313,728Mar. 10, 1885D.D. HardySteam Enginesteam engines
313,730Mar. 10, 1885D.D. HardyMultiple Cylinder Enginesteam engine cylinders
440,145Nov. 11, 1890J.M. FarmerRotary Enginerotary steam engines
664,801Dec. 25, 1900W.D. WilliamsRotary Enginerotary steam engines
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