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US Patent: 89,104
Sewing Machine Treadle
Patentee: Amos Whittemore (exact or similar names) - Cambridgeport, Middlesex County, MA USPTO Classifications: 185/15.5 Tool Categories: propulsion and energy : human powered apparatus household : sewing machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Apr. 20, 1869 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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