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US Patent: 414,994
Log-dogging apparatus
Patentee: Willis J. Perkins (exact or similar names) - Grand Rapids, MI USPTO Classifications: 269/239, 269/54.3 Tool Categories: woodworking machines : sawmills : sawmill dogs Assignees: None Manufacturer: Perkins & Co. - Grand Rapids, MI Witnesses: Arthur C. Denison Hugh E. Wilson	Patent Dates: Applied: Nov. 30, 1888 Granted: Nov. 12, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Perkins & Co.

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