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US Patent: 89,723
Lifting Jack
Combined Lifting Jack and Wrench
Patentee:
Richard A. York - Reading, MI

USPTO Classifications:
254/108, 254/32

Tool Categories:
combination tools
wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George Ruhlundt
Jonis A. Hyde
M. H. Parmelee
L. Douner

Patent Dates:
Granted: May 04, 1869

Patent Pictures:
Richard A. York Pat. May 4, 1869
USPTO pdf tiff
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Description:
The removable handle for this rack and pawl action jack has an adjustable wrench. The adjustment is a sliding jaw with lugs held in place with a spring.

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