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US Patent: 1,553
Manner of Manufacturing Screw-Augers
Patentee:
William Field (exact or similar names) - Pawtucket, RI

USPTO Classifications:
72/412, 72/475

Tool Categories:
tool making : making drills and augers
woodworking tools : hand drills : drill bits : auger bits

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
James Hutchison
Barney Money

Patent Dates:
Granted: Apr. 15, 1840

Patent Pictures:
USPTO (New site tip)
Google Patents
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