US Patent: 150,180
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| Improvement in vises
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Patentee:
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| Edward L. Morris (exact or similar names) - Boston, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 20, 1873 |
| Granted: |
Apr. 28, 1874 |
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Patent Pictures:
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1 | 2
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Carl Matthews
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Description: |
| A novel type of quick-adjust mechanism, where a handwheel is spun to perform the quick adjustment of the jaws, and a tightening lever is used to do the last tightening and loosening. That tightening level hangs freely when not in use. |
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