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GB Patent: GB-186,903,517
Abraham Ripley - Southwark, Surrey, England
John Wormald - Southwark, Surrey, England

USPTO Classifications:

Tool Categories:
wrenches : alligator wrenches


Bury & Co. - Sheffield, England

none listed

Patent Dates:
Granted: Dec. 04, 1869

Patent Pictures:
A. Ripley and J. Wormald patent Dec. 4, 1869 - edited from Abridgments of Specifications
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Straight jaw "alligator" pipe wrench; the inventor's names and addresses were ascertained from other sources.

A June 1870 writeup identifies the manufacturer as Bury & Co. of Sheffield.

See also Ripley's successor patent GB-187001295.

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 #3,517 of the year 1869.

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