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US Patent: 829,158
Combined hack and wood saw
Patentee:
Thomas Keepfer (exact or similar names) - Philadelphia, PA

USPTO Classifications:
B23D61/123

Tool Categories:
woodworking tools : handsaws : handsaw teeth

Assignees:
None

Manufacturer:
Simonds Manufacturing Co. - Fitchburg, MA

Witnesses:
George W Reed
Thomas M Smith

Patent Dates:
Applied: Feb. 27, 1906
Granted: Aug. 21, 1906

Patent Pictures: [ 1 | 2 | 3 | 4 ]
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Description:
This patent covers a handsaw with an extra set of specially hardened teeth on top of the plate, which is intended to cut metal.

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