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US Patent: 497,978
Door-machine
Patentee: Eli B. Hayes (exact or similar names) - Oshkosh, WI USPTO Classifications: 144/133.1, 144/222, 144/89 Tool Categories: woodworking machines : specialty woodworking machines Assignees: None Manufacturer: Not known to have been produced Witnesses: F. J. Benjamin H. N. Low	Patent Dates: Applied: Apr. 23, 1892 Granted: May 23, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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