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Patent number:
Patent Date:
US Patent: 2,483,897
Optical Precision Gauge
Patentee:
Charles John Godfrey (
exact
or
similar
names) - London, England
USPTO Classifications:
310/247
,
359/368
,
359/833
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
optical measuring gauges
Assignees:
Hilger & Watts, Ltd.
- London, England
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Feb. 26, 1946
Granted:
Oct. 04, 1949
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Hilger & Watts
Description:
Application in Great Britain, 01 Mar. 1945.
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