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US Patent: 72,747
Diestock for Cutting Screws
Patentee:
Duncan McArthur (exact or similar names) - New Haven, CT

USPTO Classifications:
408/176

Tool Categories:
wrenches : tap wrenches and die stocks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Dec. 31, 1867

Patent Pictures:
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