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Patent number:
Patent Date:
US Patent: 2,455,577
Center punch
Patentee:
Emil F. Hager (
exact
or
similar
names) - Queens Village, NY
USPTO Classifications:
173/126
,
173/133
,
30/164.6
,
30/366
,
30/367
,
33/670
,
72/436
Tool Categories:
metalworking tools
:
center punches
metalworking tools
:
machinist tools
:
measuring tools
:
optical measuring gauges
Assignees:
None
Manufacturer:
E. F. Hager & Son
- Queens Village, NY
Witnesses:
Unknown
Patent Dates:
Applied:
Apr. 05, 1945
Granted:
Dec. 07, 1948
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for E. F. Hager & Son
Description:
Combination center punch and microscope to precision position the workpiece under the punch.
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