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US Patent: 192,831
Improvement in lifting-jacks
Patentee:
Thomas J. Jenne (exact or similar names) - Gouverneur, NY

USPTO Classifications:
254/107

Tool Categories:
metalworking tools : lifting jacks
material handling : jacks : vehicle jacks : wagon and cart jacks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
A. H. Norris
J. B. Stamaur

Patent Dates:
Applied: May 28, 1877
Granted: Jul. 10, 1877

Patent Pictures:
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