US Patent: 646,480 - Handsaw Attachment


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US Patent: 646,480

Handsaw Attachment

Patentee:

John W. Wilkinson (exact or similar names) - Cambridge, MA

USPTO Classifications:

30/514

Tool Categories:

woodworking tools : handsaws : backsaws

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

N. C. Lombard

J. A. Bacon

Patent Dates:
Applied:	Dec. 29, 1899
Granted:	Apr. 03, 1900

Patent Pictures:

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Description:

Attachment to convert typical panel saw to a miter saw with the use of an attachable back (guide). Considered key by the patentee is that the back is hinged and can be adjusted to maintain the back parallel to the teeth even as it wears.