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Patent number:
Patent Date:
US Patent: 761,381
Surface Gage
Patentee:
Henry J. Hjorth (
exact
or
similar
names) - Cambridge, MA
USPTO Classifications:
33/32.2
Tool Categories:
layout tools
:
measurement gauges
:
surface gauges
Assignees:
Thomas E. O'Brien
- Watertown, MA
Joseph F. Eaton
- Boston, MA
Manufacturer:
Hjorth Lathe & Tool Co.
- Boston, MA
Witnesses:
Edward E. Bartlett
Alzada E. Bartlett
Patent Dates:
Applied:
Oct. 10, 1903
Granted:
May 31, 1904
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Hjorth Lathe & Tool Co.
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