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US Patent: 69,243
Improvement in chain-wheels for chain horse-power
Patentee: Stuart Perry (exact or similar names) - Newport, NY USPTO Classifications: 474/163 Tool Categories: propulsion and energy : animal powered apparatus Assignees: None Manufacturer: Pitts Agricultural Works - Buffalo, NY Witnesses: George L. Bradford John G. Barry	Patent Dates: Granted: Sep. 24, 1867 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Buffalo Pitts Co.

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