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US Patent: 1,307,426
Limit Gage
Patentee:
Frank O. Wells - Greenfield, Franklin County, MA

USPTO Classifications:
33/562, D10/73

Tool Categories:
metalworking tools : machinist tools : measuring tools

Assignees:
Greenfield Tap & Die Corp. - Greenfield, MA

Manufacturer:
Not known to have been produced

Witnesses:
Charles N. Stoddard
Jessie B. Thompson

Patent Dates:
Applied: Feb. 24, 1916
Granted: Jun. 24, 1919

Patent Pictures:
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Description:
This invention relates to limit-gages for testing the outside dimensions of work, and has for its primary object the provision of a single clamping screw and clamp proper for securing the points or anvils of each pair in set position. A further object is to provide means whereby the gage is rendered extremely sensitive in operation.

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