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Patent number:
Patent Date:
US Patent: RE6,828
Improvement in machines for making wooden shanks for boots and shoes
Patentee:
Watson N. Sprague (
exact
or
similar
names) - South Framingham, MA
USPTO Classifications:
12/40.5
,
144/146
Tool Categories:
trade specific
:
cobbler
Assignees:
W. W. Potter
- Boston, MA
Watson N. Sprague
- South Framingham, MA
Manufacturer:
Not known to have been produced
Witnesses:
J. R. Snow
R. H. Eddy
Patent Dates:
Applied:
Nov. 16, 1875
Granted:
Dec. 28, 1875
Reissue Information:
Reissue of
157,424
(Dec. 01, 1874)
Patent Pictures:
USPTO
(New site tip)
Google Patents
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