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GB Patent: GB-189,100,734
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Patentee:
Walter S. Bunch (exact or similar names) - Marshfield, OR

USPTO Classifications:

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Granted: Jan. 15, 1891
Antedated: Sep. 03, 1890

Patent Pictures:
Walter S. Bunch patent registration edited from "Abridgments of Specifications"
Espacenet patent
Report data errors or omissions to steward Stan Schulz
Description:
Quick adjust wrench with internal wedge adjustment corresponding to U.S. patent 440,003. The effective date was adjusted to correspond to that patent; a registration date was "guestimated."

Note: Early British 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 # (with leading zeros to make the number total nine digits). This patent is #734 of the year 1891.

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