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US Patent: 1,224,801
Stud Extractor and Tightener
Patentee:
Edmund Sprung - Detroit, Wayne County, MI

USPTO Classifications:
81/120, 81/182, 81/183, 81/186, 81/53.2

Tool Categories:
specialty tools : stud extractors

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 03, 1915
Granted: May 01, 1917

Patent Pictures:
USPTO pdf tiff
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