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US Patent: 249,912
Tuyere
Patentees: Martin L. Edwards (exact or similar names) - Salem, Columbiana County, OH George M. Smith (exact or similar names) - Salem, Columbiana County, OH USPTO Classifications: 110/182.6 Tool Categories: trade specific : blacksmith Assignees: Martin L. Edwards - Salem, Columbiana County, OH Manufacturer: M. L. Edwards Co. - Salem, Columbiana County, OH Witnesses: Thomas Kennett Peter Ambler W. H. H. Knight Floyd Norris	Patent Dates: Applied: Aug. 08, 1880 Granted: Nov. 22, 1881 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for M. L. Edwards Co.

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