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US Patent: 490,121
Protractor Bevel
Patentee:
Herbert J. Leighton (exact or similar names) - Syracuse, NY

USPTO Classifications:
33/425

Tool Categories:
layout tools : bevels

Assignees:
None

Manufacturer:
Goodell-Pratt Co. - Greenfield, MA

Witnesses:
C. W. Smith
Howard P. Denison

Patent Dates:
Applied: May 23, 1892
Granted: Jan. 17, 1893

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Russ Allen.
"Vintage Machinery" entry for Goodell-Pratt Co.
Description:
Protractor with a semi-circular head with a blade secured to it and a detachable blade to a sector that can be moved concentrically.

Known example marked with the Mfg's info, patent date, and "28".

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