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US Patent: 2,030,138
Tool Set and Container Therefor
Patentee:
William F. Costello (exact or similar names) - New Britain, Hartford County, CT

USPTO Classifications:
206/375

Tool Categories:
wrenches : wrench set holders

Assignees:
New Britain Machine Co. - New Britain, Hartford County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 19, 1935
Granted: Feb. 11, 1936

Patent Pictures:
William F. Costello patent February 11, 1936
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"Vintage Machinery" entry for New Britain Machine Co.
Description:
Two embodiments of the general principle employing a set screw as the final "locking" element retaining the set components in a holder. Figs. 1 - 6 show one embodiment including a "breaker" type handle with swinging head. Figs. 7 - 10 show a different embodiment constituting an improvement to the set in patent no. 1,826,739.

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