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Patent number:
Patent Date:
US Patent: 139,043
Improvement in machines for entering blind-slats
Patentee:
James Church (
exact
or
similar
names) - St. Louis, MO
USPTO Classifications:
144/24.18
,
160/168.10R
,
29/241
Tool Categories:
woodworking machines
:
joint making machines
:
mortising machines
woodworking machines
:
specialty woodworking machines
:
windowblind machines
woodworking machines
:
wood drilling and boring
:
mortising machines
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
G. E. White
Samuel Knight
Patent Dates:
Applied:
Oct. 30, 1872
Granted:
May 20, 1873
Patent Pictures:
USPTO
(New site tip)
Google Patents
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