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US Patent: 1,452,131
Auto Jack
Patentees:
Frederick E. Walden, deceased (Estate of) - Worcester, Worcester County, MA
Grace E. Walden, Executrix - Worcester, Worcester County, MA

USPTO Classifications:
254/116

Tool Categories:
specialty tools : automotive tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 03, 1920
Granted: Apr. 17, 1923

Patent Pictures:
USPTO pdf tiff
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