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Patent number:
Patent Date:
US Patent: 138,649
Improvement in mortising-machines
Patentee:
Eugene Hammond (
exact
or
similar
names) - Cumberland, MD
USPTO Classifications:
144/84
Tool Categories:
woodworking machines
:
joint making machines
:
mortising machines
woodworking machines
:
wood drilling and boring
:
mortising machines
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Feb. 14, 1873
Granted:
May 06, 1873
Patent Pictures:
USPTO
(New site tip)
Google Patents
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