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US Patent: 642,313
Hinge-mortising machine
Patentees: Frank W. Lindgren (exact or similar names) - Rockford, IL Levin Faust (exact or similar names) - Rockford, IL USPTO Classifications: 144/67, 144/84, 269/212, 269/60, 269/79 Tool Categories: woodworking machines : joint making machines : mortising machines woodworking machines : wood drilling and boring : mortising machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Jan. 30, 1900 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: The co-inventors were partners in the firm of Mechanics Machine Co.

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