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US Patent: 491,722
Apparatus for Reversing Motion
Patentee: William J. Walsh (exact or similar names) - Worcester, Worcester County, MA USPTO Classifications: 192/21, 74/361 Tool Categories: industrial machines : industrial machine mechanisms : industrial machine speed and direction changing mechanisms Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 01, 1890 Granted: Feb. 14, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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