US Patent: 607,320
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Wrench
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Patentee:
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John M. Young (exact or similar names) - Alameda, CA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Aug. 03, 1897 |
Granted: |
Jul. 12, 1898 |
Patent Pictures:
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John M. Young patent July 12, 1898 |
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Stan Schulz
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Description: |
Teeth in the two handles interlock to hold the adjustment. |
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