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US Patent: 199,769
Horse-Power Chain
Patentee: Martin Williams (exact or similar names) - St. Johnsville, Montgomery County, NY USPTO Classifications: 185/16 Tool Categories: propulsion and energy : animal powered apparatus Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 30, 1877 Granted: Jan. 29, 1878 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for St. Johnsville Agricultural Works

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