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US Patent: 9,353
Bit or drill stock
Patentee:
Dexter H. Chamberlain - Boston, MA

USPTO Classifications:
408/128

Tool Categories:
woodworking tools : braces

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Oct. 26, 1852

Patent Pictures:
USPTO pdf tiff
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