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Patent number:
Patent Date:
US Patent: 148,277
Improvement in boring-machines
Machine for boring chairs
Patentee:
Benjamin F. Allen (
exact
or
similar
names) - Boston, MA
USPTO Classifications:
144/96
,
408/110
Tool Categories:
metalworking machines
:
drilling and boring
trade specific
:
chair maker
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Henry H. Burton
Thomas C. Connolly
Patent Dates:
Applied:
Feb. 09, 1874
Granted:
Mar. 10, 1874
Patent Pictures:
USPTO
(New site tip)
Google Patents
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