US Patent: 575,381 - Compound Metal Working Tool


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US Patent: 575,381

Compound Metal Working Tool

Patentee:

Nathaniel E. Smith (exact or similar names) - Jersey City, NJ

USPTO Classifications:

30/102, 81/171, 81/182, 81/185.2

Tool Categories:

wrenches : wrench combination tools

combination tools

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Aug. 05, 1896
Granted:	Jan. 19, 1897

Patent Pictures:

Nathaniel E. Smith patent January 19, 1897

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Description:

Screw-adjust frame with interchangeable jaws to form a nut wrench, pipe wrench, pipe cutter or threading die. Turning the handle adjusts the movable jaw through a set of gears.