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US Patent: AI85
Sharpening reciprocating saws
Patentee:
Charles Laffertey (exact or similar names) - York Springs, PA

USPTO Classifications:
76/31

Tool Categories:
metalworking machines : grinders : sharpening machines : saw sharpening machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jan. 25, 1848

Reissue Information:
Reissue of 5,249 (Aug. 21, 1847)

Patent Pictures:
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