US Patent: 285,415
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| Wrench
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Patentee:
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| William E. Lawrence (exact or similar names) - New York, NY |
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Patent Dates:
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| Applied: |
Jun. 29, 1883 |
| Granted: |
Sep. 25, 1883 |
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Patent Pictures:
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William E. Lawrence Patent Sept. 25, 1883 |
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Stan Schulz
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Description: |
| The major feature is the split shank and the accompanying structural modifications to a screw-wrench. The specifications note several alternatives for some details. They all have the split shank and surrounding collar / ferule in common.
Ken Cope's "American Wrench Makers 1830-1930" notes an 1885 ad for this wrench from the Lawrence Curry Comb Co. |
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