US Patent: 267,517
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| Tool Holder
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Patentee:
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| John C. Gray (exact or similar names) - Hartford, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 04, 1882 |
| Granted: |
Nov. 14, 1882 |
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Patent Pictures:
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John C. Gray patent November 14, 1882 |
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Stan Schulz
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Description: |
| The patent is for the hollow metal handle, with portions cut away to reduce weight, and a set screw to fasten it to file tangs or screwdriver shanks. |
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