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US Patent: 302,070
Hydraulic jack
Patentee:
Thomas H. Watson (exact or similar names) - Brooklyn, NY

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

Tool Categories:
material handling : jacks : hydraulic jacks

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

Manufacturer:
Not known to have been produced

Witnesses:
Alfred H. Davis
Edgar Tate

Patent Dates:
Applied: Dec. 26, 1883
Granted: Jul. 15, 1884

Patent Pictures:
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