US Patent: 1,370,820
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| Adjustable socket-wrench
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Patentee:
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| James Oscoe Johnson (exact or similar names) - Kokomo, IN |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 21, 1920 |
| Granted: |
Mar. 08, 1921 |
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Patent Pictures:
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1 | 2
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Patent 1,370,820 - edited drawing |
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Stan Schulz
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Description: |
| Jaw size is adjustable; wrench is turned by sliding "T" handle in the shank portion, and the length of the shank is adjustable. |
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