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Patent number:
Patent Date:
US Patent: 282,685
Expanding Reamer
Patentee:
John Thornton, Jr. (
exact
or
similar
names) - Brooklyn, NY
USPTO Classifications:
408/156
,
408/171
Tool Categories:
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
A. H. Franlin
R. J. Hearne
Patent Dates:
Applied:
Apr. 14, 1883
Granted:
Aug. 07, 1883
Patent Pictures:
USPTO
(New site tip)
Google Patents
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