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US Patent: 43,471
Improvement in valve-gear for steam-engines
Patentees: Frederick J. L. Blandy (exact or similar names) - Zanesville, OH Henry Blandy (exact or similar names) - Zanesville, OH USPTO Classifications: 74/831 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: Benjamin A. Blandy Thomas M. Cary	Patent Dates: Granted: Jul. 12, 1864 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for H. & F. Blandy
Description: The inventors' firm, H. & F. Blandy, also made sawmills.

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