GB Patent: GB-187,202,834
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Improvements in the Construction of Spanners and Screw Keys
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Patentee:
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Edward Gatty (exact or similar names) - Paris, France |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Sep. 25, 1872 |
Patent Pictures:
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Edward Gatty patent Sept. 25, 1872 - image edited from Abridgments of Specifications |
Espacenet patent
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Stan Schulz
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Description: |
The patent presents means to adjust the size of a wrench opening through the use of clip-on shims. The wrench could include a ratchet type angle adjustment.
Henry Bernoulli Barlow was a British patent agent.
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 #2,834 of the year 1872. |
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