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US Patent: 40,344
Improved sawing machine
Patentee: John L. Knowlton (exact or similar names) - Bordentown, NJ USPTO Classifications: 83/433, 83/781 Tool Categories: woodworking machines : reciprocating saws Assignees: None Manufacturer: John L. Knowlton - Sharon Hill, PA Knowlton, Smith & Co. - Philadelphia, PA Witnesses: John B. Hulse George W. Pitman	Patent Dates: Granted: Oct. 20, 1863 Reissue Information: Reissued as RE2,072 (Sep. 12, 1865) Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Knowlton, Smith & Co.
Description: Saw is intended for cutting curved ship timber. Improved in patent 41,707.

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