US Patent: 1,434,401
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| Basin Cock Wrench
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Patentee:
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| Philip Mueller (exact or similar names) - Decatur, IL |
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Patent Dates:
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| Applied: |
Nov. 23, 1921 |
| Granted: |
Nov. 07, 1922 |
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Patent Pictures:
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Philip Mueller patent November 7, 1922 |
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Stan Schulz
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Description: |
| "T" handle with the wrench head set at 90 degrees. The opening fits four "flats" and five corners of a hexagonal nut which prevents the wrench from slipping off sideways in the confined space where such wrenches were used.
A known example is marked "MUELLER" on the back side. |
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