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US Patent: 2,199,236
Inside Micrometer Attachment
Patentee:
Cliffton Bigwood - Athol, MA

USPTO Classifications:
33/828

Tool Categories:
metalworking tools : machinist tools : measuring tools : inside micrometers

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

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: May 18, 1939
Granted: Apr. 30, 1940

Patent Pictures:
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L. S. Starrett Co.-125th Anniversary
History of the L. S. Starrett Co.
Biography of L. S. Starrett
Description:
Spear, Rawlings & Spear - patent attorneys

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