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US Patent: 2,586,114
Screw Thread Comparator
Patentee:
Bror W. Swanson (exact or similar names) - Elmwood, Hartford County, CT

USPTO Classifications:
33/199R, 33/501.05

Tool Categories:
metalworking tools : machinist tools : measuring tools : comparators

Assignees:
Anthony F. Kasprow - New Britain, Hartford County, CT
Fellix A. Kasprow - New Britain, Hartford County, CT
Joseph W. Kasprow - New Britain, Hartford County, CT
Stephen G. Kasprow - New Britain, Hartford County, CT
Meyer E. Bailey - New Haven, New Haven County, CT

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: Feb. 16, 1945
Granted: Feb. 19, 1952

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Arthur B. Jenkins - patent attorney

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