US Patent: 314,572
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| Wrench
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Patentees:
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| Jonathan Forshey (exact or similar names) - Philipsburg, PA |
| Christian J. Hirlinger (exact or similar names) - Philipsburg, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 10, 1884 |
| Granted: |
Mar. 31, 1885 |
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Patent Pictures:
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Jonathan Forshey and Christian J. Hirlinger patent March 31, 1885 |
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Stan Schulz
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Description: |
| The lever handle connects to the sliding jaw through an adjustable intermediate link. The adjustment is accomplished by a pin in the intermediate frame and a series of holes in the shank of the movable jaw.
The specifications note the jaw faces could be smooth, flat with fine or coarse teeth, or concave with teeth. |
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