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Patent number:
Patent Date:
US Patent: 341,867
Grinding-machine
Patentee:
Lee W. Andrews (
exact
or
similar
names) - San Francisco, CA
USPTO Classifications:
125/11.03
,
451/178
,
451/459
,
51/309
Tool Categories:
industrial tools
:
grinding wheels
metalworking machines
:
grinders
:
sharpening machines
:
grinding wheels
Assignees:
George K. Andrews
- St. Louis, MO
Manufacturer:
Not known to have been produced
Witnesses:
L. P. Christiansen
R. E. Irwin
Patent Dates:
Applied:
May 13, 1885
Granted:
May 18, 1886
Patent Pictures:
USPTO
(New site tip)
Google Patents
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