US Patent: 1,662,002
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| Wrench
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Patentee:
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| John H. Dowd (exact or similar names) - Hartford, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 15, 1925 |
| Granted: |
Mar. 06, 1928 |
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Patent Pictures:
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John H. Dowd patent March 6, 1928 |
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Stan Schulz
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Description: |
| Compare the "ears" supporting the adjusting nut to the version appearing in patent no. 1,495,751 produced by Armstrong Bros. Tool Co. The spring plunger is similar to that used in TRIMO pipe wrenches (see patent no. 429,088).
T. Clay Lindsey - patent attorney
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