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Patent number:
Patent Date:
US Patent: 267,336
Protractor
Patentees:
Charles D. Waters (
exact
or
similar
names) - Mechanicsburg, PA
Alexander H. Ege (
exact
or
similar
names) - Mechanicsburg, PA
USPTO Classifications:
33/470
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
protractors
layout tools
:
protractors
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
John P. Melick
John H. Keath
Patent Dates:
Applied:
Jun. 15, 1882
Granted:
Nov. 14, 1882
Patent Pictures:
USPTO
(New site tip)
Google Patents
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