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US Patent: 3,085,456
Shank Mounting Means For A Slidable Outer Jaw Wrench
Patentees:
Thomas Jackson Lees (exact or similar names) - Adelaide, South Australia Australia
Alfred H. Laycock (exact or similar names) - Sheffield, England

USPTO Classifications:
81/101, 81/167

Tool Categories:
wrenches : pipe wrenches
wrenches : wrench components : wrench handle components

Assignees:
C. and J. Hampton, Limited - Sheffield, England

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jan. 27, 1961
Granted: Apr. 16, 1963

Patent Pictures:
Thomas Jackson Lees and Alfred H. Laycock patent April 16, 1963
USPTO (New site tip)
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Description:
Hollow handle; the patent is for specific details. The wrench is comprised of four main parts.

The specifications cite patents nos. 549,221, 1,036,585, 1,143,350, 1,426,647, 1,552,091, 1,564,035, 2,610,534, and 2,704,477 as references.

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