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US Patent: 1,625,401
Cylinder Gauge
Patentee:
Robert J. O. Simpson (exact or similar names) - Athol, Worcester County, MA

USPTO Classifications:
33/544.5

Tool Categories:
metalworking tools : machinist tools : measuring tools : cylinder gages

Assignees:
L. S. Starrett Co. - Athol, Worcester County, MA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 08, 1923
Granted: Apr. 19, 1927

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for L. S. Starrett Co.
Wikipedia entry for the L. S. Starrett Company
The Starrett Story
History of the L. S. Starrett Co.

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