US Patent: 1,371,350
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| Wrench
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Patentee:
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| Solomon A. Campbell (exact or similar names) - Newton, Middlesex County, MA |
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Patent Dates:
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| Applied: |
Oct. 09, 1920 |
| Granted: |
Mar. 15, 1921 |
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Patent Pictures:
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Solomon A. Campbell patent March 15, 1921 |
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Stan Schulz
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Description: |
| The patent claims the structure of the head with passage for sliding handle, and the ratchet structure. Other features shown in the drawings and described in the specifications are not noted in the claims.
The ratchet and rod handle appear as components of a "Bay State" ratchet and socket set advertised by the Allen Mfg. Co. of Hartford, Conn. in 1922. |
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