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US Patent: 143,626
Improvement in divided-nut devices for feed-screws
Patentee: Frank Atwood Huntington (exact or similar names) - San Francisco, CA USPTO Classifications: 74/424.79, 82/136 Tool Categories: woodworking machines : sawmills : sawmill headblocks Assignees: None Manufacturer: Globe Iron Works, San Francisco - San Francisco, CA Witnesses: John L. Boone C. M. Richardson	Patent Dates: Applied: May 03, 1873 Granted: Oct. 14, 1873 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Wikipedia biography of Frank A. Huntington Vintage Machinery entry for Globe Iron Works, San Francisco

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