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Patent number:
Patent Date:
US Patent: 334,670
Anti-friction journal-bearing
Patentee:
Wayne Kratzer (
exact
or
similar
names) - Allentown, PA
USPTO Classifications:
384/515
Tool Categories:
industrial machines
:
industrial machine mechanisms
:
industrial machine bearings
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
O. E. Duffy
S. Brashears
Patent Dates:
Applied:
Dec. 16, 1885
Granted:
Jan. 19, 1886
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Wayne Kratzer
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