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GB Patent: GB-187,303,659
Spanners and Wrenches
Patentee:
W. A. Comber (exact or similar names) - Birmingham, England

USPTO Classifications:

Tool Categories:
wrenches : wrench adjustment types : self-adjust wrenches

Assignees:
None

Manufacturer:
W. A. Comber - Birmingham, England

Witnesses:
none listed

Patent Dates:
Granted: Nov. 10, 1873

Patent Pictures: [ 1 | 2 | 3 ]
W. A. Comber patent Nov. 10,1873 - image edited from Abridgments of Specifications
Espacenet patent
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Description:
A self-adjusting wrench design following Comber's earlier patent (GB-187302400). This design appears to match self-adjusting wrenches Comber was producing in 1874.

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 # (with "leading zeros" interposed to make the number total nine digits). This patent is #3,659 of the year 1873.

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