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US Patent: 54,801
Improved propeller
Patentees: Aretus A. Wilder (exact or similar names) - Detroit, MI William Gooding (exact or similar names) - Detroit, MI USPTO Classifications: 416/78 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: Julius Stall Carl Schuremann	Patent Dates: Granted: May 15, 1866 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for A. A. Wilder

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