US Patent: 395,877
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| Hose Coupling
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Patentee:
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| Cornelius Callahan (exact or similar names) - Boston, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 28, 1888 |
| Granted: |
Jan. 08, 1889 |
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Patent Pictures:
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Cornelius Callahan patent January 8, 1889 |
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Stan Schulz
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Description: |
| The patent is for the interior threaded sleeve that clamps the fitting to the hose. The threaded sleeve extends beyond the fitting to be manipulated by the wrench shown in the drawing. |
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