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Patent number:
Patent Date:
US Patent: 1,432,500
Tool Holder
Patentee:
Alfred Trosch (
exact
or
similar
names) - Rochester, Monroe County, NY
USPTO Classifications:
29/29
,
407/73
,
407/80
,
82/158
Tool Categories:
metalworking machines
:
metal lathes
:
metal lathe accessories and attachments
Assignees:
Arthur H. Ingle
- Rochester, Monroe County, NY
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Aug. 25, 1919
Granted:
Oct. 17, 1922
Patent Pictures:
USPTO
(New site tip)
Google Patents
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