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Patent number:
Patent Date:
US Patent: 1,259,132
Portable electric tool
Patentee:
Emil Ritz, Jr. (
exact
or
similar
names) - Cincinnati, OH
USPTO Classifications:
310/90
,
384/252
,
451/340
,
451/344
,
451/415
,
464/157
,
464/178
Tool Categories:
handheld power tools
:
handheld grinders
Assignees:
Hisey-Wolf Machine Co.
- Cincinnati, OH
Manufacturer:
Hisey-Wolf Machine Co.
- Cincinnati, OH
Witnesses:
Unknown
Patent Dates:
Applied:
Jun. 23, 1917
Granted:
Mar. 12, 1918
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Hisey-Wolf Machine Co.
Description:
This patent has the same goal as patent
1,241,659
, which is to produce a handheld grinder where the grinder shaft can easily be replaced by one of a different length.
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