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US Patent: 171,494
Improvement in head-blocks for saw-mills
Patentee: Samuel White (exact or similar names) - Eau Claire, WI USPTO Classifications: 83/719 Tool Categories: woodworking machines : sawmills : sawmill headblocks Assignees: None Manufacturer: Not known to have been produced Witnesses: Milo B. Wyman John J. Keith	Patent Dates: Applied: Feb. 06, 1875 Granted: Dec. 28, 1875 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: This patent disclaims the idea of a head-block with independent knees, an idea already seen in patent 104,068.

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