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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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