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Patent number:
Patent Date:
US Patent: 917,312
Friction clutch mechanism
Patentee:
Emil R. Klemm (
exact
or
similar
names) - Chicago, IL
USPTO Classifications:
180/6.2
,
192/48.8
,
192/89.21
,
192/93R
,
254/124
Tool Categories:
metalworking machines
:
grinders
:
sharpening machines
:
bench or pedestal grinders
Assignees:
None
Manufacturer:
E. R. Klemm
- Chicago, IL
Witnesses:
Burton U. Hills
Charles I. Cobb
Patent Dates:
Applied:
Dec. 16, 1907
Granted:
Apr. 06, 1909
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for E. R. Klemm
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