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US Patent: 178,502
Improvement in saw-mandrels
Patentee:
James T. Baggs - Bridgeport, OH

USPTO Classifications:
144/238, 19/63

Tool Categories:
woodworking machines : circular saws

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 20, 1875
Granted: Jun. 13, 1876

Patent Pictures:
USPTO pdf tiff
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Description:
"My invention relates to the combination of certain attachments with a saw-mandrel, so that the saw will be held to run in a plane perpendicular with the mandrel for ordinary sawing, or readily changed to different angles with the mandrel for cutting grooves and rabbets of different widths."

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