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US Patent: 98,935
Improved compound railway-rail
Patentee: William B. Dunning (exact or similar names) - Rochester, NY USPTO Classifications: 238/138 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: F. H. Clement William S. Loughborough	Patent Dates: Granted: Jan. 18, 1870 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Frank H. Clement

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