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Patent number:
Patent Date:
US Patent: 461,800
Tapping Device
Patentee:
Harry B. Pullman (
exact
or
similar
names) - Cambridge, Guernsey County, OH
USPTO Classifications:
408/124
,
408/139
,
470/198
Tool Categories:
metalworking tools
:
tap and die holders
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Apr. 07, 1890
Granted:
Oct. 20, 1891
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Application renewed 26 Sept., 1891.
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