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US Patent: 588,579
Lifting Jack
Patentee:
Frank P. Johnson (exact or similar names) - Danville, Montour County, PA

USPTO Classifications:
254/116

Tool Categories:
industrial tools : lifting tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jan. 23, 1897
Granted: Aug. 24, 1897

Patent Pictures:
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