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GB Patent: GB-189,115,851
Improvements in Coach Wrenches
Patentees:
William Parker Fox (exact or similar names) - Sheffield, England
Thomas Fox (exact or similar names) - Sheffield, England

USPTO Classifications:

Tool Categories:
wrenches : wrench adjustment types : screw adjust wrenches

Assignees:
None

Manufacturer:
Fox Bros. - Sheffield, England

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 18, 1891
Granted: Jul. 16, 1892

Patent Pictures: [ 1 | 2 ]
W. P. Fox and T. Fox patent Sept. 18, 1891- edited from "Abridgments of Specifications."
Espacenet patent
Report data errors or omissions to steward Stan Schulz
Description:
The specifications describe the construction of "turn handle to adjust" nut wrenches with one or two support bars for the movable jaw. The "single bar" form has a hammer poll on the fixed jaw; the "double bar" form has fixed and movable jaws on both sides of the central main shank.

An example of the "single bar" form has the main shank and support bar round in cross section. It is marked "Fox's Patent / Steel Bar."

Note: Early English patents (pre 1916) were numbered by the year and started at patent #1 at the start of each year in January. The patent # used in DATAMP represents the year of registration and the patent #. This patent is #15851 of the year 1891.

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