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US Patent: 2,909,358
Portable Jack Assemblage
Patentee:
Harold I. Southerwick (exact or similar names) - Whitefish Bay, WI

USPTO Classifications:
254/2B, 254/93HP

Tool Categories:

Assignees:
Blackhawk Mfg. Co. - West Allis, WI

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Mar. 07, 1956
Granted: Oct. 20, 1959

Patent Pictures:
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