US Patent: 591,061
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| Wrench
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Patentee:
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| Frank Stewart Smith (exact or similar names) - Chicago, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 16, 1896 |
| Granted: |
Oct. 05, 1897 |
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Patent Pictures:
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Frank Stewart Smith patent October 5, 1897 |
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Stan Schulz
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Description: |
| Combination quick- and screw-adjust pocket wrench, an improvement on patent no. 562,497. The shaft for the adjusting worm is pushed toward the shank by helical coil springs.
Corresponding British patent GB-189722841 was granted with effective date Oct. 5, 1897. |
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