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US Patent: 84,722
Improvement in saws
Patentee:
John L. Warren - Detroit, MI

USPTO Classifications:
83/837

Tool Categories:
woodworking tools : handsaws : backsaws : dovetail saws

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John Mercier
H. S. Sprague

Patent Dates:
Granted: Dec. 08, 1868

Patent Pictures:
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Description:
This patent covers a saw with a double-edged blade that can cut sharp angles, such as in cutting dovetail joints. Patent 72,582 anticipated this patent, and 92,080 was a later arrival to the same idea.

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