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Patent number:
Patent Date:
US Patent: 866,922
Engine
Patentee:
William O. Duntley (
exact
or
similar
names) - Chicago, IL
USPTO Classifications:
74/580
,
74/586
,
91/14
,
91/180
Tool Categories:
industrial tools
:
pneumatic tools
handheld power tools
:
handheld power drills
Assignees:
Chicago Pneumatic Tool Co.
- Chicago, IL
Manufacturer:
Chicago Pneumatic Tool Co.
- Chicago, IL
Witnesses:
S. E. Hibben
Gertrude C. Armstrong
Patent Dates:
Applied:
Apr. 08, 1907
Granted:
Sep. 24, 1907
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Chicago Pneumatic Tool Co.
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