US Patent: 1,933,513
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| Chain Pipe Wrench
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Patentee:
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| Willard S. Stuart (exact or similar names) - East Hartford, CT |
| USPTO Classifications: |
| 81/70 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 01, 1930 |
| Granted: |
Oct. 31, 1933 |
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Patent Pictures:
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Willard S. Stuart patent Oct. 31, 1933 |
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Stan Schulz
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Description: |
| Front and rear gripping areas on both the primary and "fittings" gripping areas of the head. Both primary and "fittings" jaw elements are reversible. An overall similar construction with some modifications appears in Stuart's parallel patent no. 1,933,514.
This is the 2nd of three apparently related successive patents -- see also 1,933,512 and 1,933,514.
Horace L. Rockler - patent attorney
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