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GB Patent: GB-187,200,478
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Patentees:
R. Swindells (exact or similar names) - unk., unk.
John Wormald (exact or similar names) - Southwark, Surrey, England

USPTO Classifications:

Tool Categories:
wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Granted: Feb. 15, 1872

Patent Pictures:
R. Swindells and J. Wormald patent registered Feb. 15, 1872 - edited from Abridgments of Specifications
Espacenet patent
Report data errors or omissions to steward Stan Schulz
Description:
The image and text describe open end wrenches with several successively smaller sizes in each end.

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" interposed to make the number total nine digits). This patent is #478 of the year 1872.

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