GB Patent: GB-187,202,424
|
An Improved Adjusting Spanner
|
Patentee:
|
|
Walter B. Chapin (exact or similar names) - London, England |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Granted: |
Aug. 14, 1872 |
Patent Pictures:
|
|
Walter B. Chapin patent Aug. 14, 1872 - edited from Abridgments of Specifications |
Espacenet patent
Report data errors or omissions to steward
Stan Schulz 2,424 in Chronological and Descriptive Index (1872)
|
Description: |
The text describes a movable jaw that slides on a bar with teeth on both sides. The jaw has an angled opening with edges to engage the teeth. There is no drawing. The inventor was a U.S. citizen living in London.
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 issue and the patent # (with "leading zeros" interposed to make the number total nine digits). This patent is #2,424 of the year 1872. |
|