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US Patent: 302,070
Hydraulic jack
Patentee:
Thomas H. Watson - Brooklyn, NY

USPTO Classifications:
417/443, 417/552, 60/481

Tool Categories:
industrial tools : hydraulic jacks

Assignees:
Thomas H. Watson - Brooklyn, NY
Francis H. Stillman - Brooklyn, NY

Manufacturer:
Not known to have been produced

Witnesses:
Edgar Tate
Alfred H. Davis

Patent Dates:
Granted: Jul. 15, 1884

Patent Pictures:
USPTO pdf tiff
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