US Patent: 628,838


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US Patent: 628,838

Wrench

Patentee:

James H. Neal (exact or similar names) - Boston, MA

USPTO Classifications:

81/176, 81/177.8

Tool Categories:

wrenches : wrench adjustment types : screw adjust wrenches

wrenches : wrench adjustment types : angle adjustable wrenches

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

J. Murphy

Matthew M. Blunt

Jas. H. Churchill

Patent Dates:
Applied:	Feb. 06, 1899
Granted:	Jul. 11, 1899

Patent Pictures:

James H. Neal patent July 11, 1899

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Description:

Movable jaw has adjusting worm that engages rack teeth cut in the slide. The handle can adjust in relation to the head; at one point in its range of motion it allows the head to move in the connecting yoke.