US Patent: 1,772,723
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| Method Of Making Socket Wrenches
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Patentee:
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| Walter F. Klein (exact or similar names) - Milwaukee, WI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 04, 1928 |
| Granted: |
Aug. 12, 1930 |
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Patent Pictures:
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Walter F. Klein patent August 12, 1930 |
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Stan Schulz
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Description: |
| The patent is a modification of an existing method of forming the interior of sockets by broaching.
A careful examination of the interior of Snap-On sockets from the period might reveal signs this process was employed. |
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