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Patent number:
Patent Date:
US Patent: 397,311
Drilling-machine
Patentee:
Frederic Schoff (
exact
or
similar
names) - Philadelphia, PA
USPTO Classifications:
139/100
,
269/52
,
269/60
,
408/103
,
408/79
Tool Categories:
metalworking machines
:
drilling and boring
:
portable metal drilling machines
Assignees:
None
Manufacturer:
Stow Flexible Shaft Co., Ltd.
- Philadelphia, PA
Witnesses:
Henry Howson
William D. Conner
Patent Dates:
Applied:
Oct. 27, 1888
Granted:
Feb. 05, 1889
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Stow Flexible Shaft Co., Ltd.
Description:
This machine is "to be used as a portable drilling-machine in connection with a flexible driving-shaft".
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