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US Patent: 744,963
Machinist's Protractor
Patentee:
Charles T. Frantz (exact or similar names) - Chicago, IL

USPTO Classifications:
33/425

Tool Categories:
metalworking tools : machinist tools : measuring tools : protractors
layout tools : protractors

Assignees:
CharlesH. H. Joy - Chicago, IL

Manufacturer:
Not known to have been produced

Witnesses:
H. E. Long
M. Friel
W. Buchanan
Frank D. Thomason

Patent Dates:
Applied: Feb. 17, 1902
Granted: Nov. 24, 1903

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
Frank D. Thomason - patent attorney

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