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US Patent: 414,380
Elevator
Patentee: William W. Dingee (exact or similar names) - Racine, Racine County, WI USPTO Classifications: 187/257, 187/259, 192/215, 254/338, 254/343, 254/356, 476/26, 74/378 Tool Categories: specialty machines : elevators and lifts Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 21, 1889 Granted: Nov. 05, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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