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US Patent: 110,023
Improvement in machines for mixing the materials to form artificial stone, &c.
Patentee: Josiah S. Elliott (exact or similar names) - Boston, MA USPTO Classifications: 241/79, 366/332 Tool Categories: Assignees: Union Stone Co. - Boston, MA Manufacturer: Not known to have been produced Witnesses: Henry F. French John F. Wood	Patent Dates: Granted: Dec. 13, 1870 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Union Stone Co.

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