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US Patent: 62,139
Improvement in apparatus for extracting wood from mixed articles and fabrics
Patentees: Arthur Knowles (exact or similar names) - Bristol, Great Britain James Knowles (exact or similar names) - Bristol, Great Britain Joshua Barraclough (exact or similar names) - Bristol, Great Britain USPTO Classifications: 144/208.9, 68/144, 68/15, 68/2, 68/5B Tool Categories: woodworking machines : specialty woodworking machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Feb. 19, 1867 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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