US Patent: 400,272
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| Bottle Stopper
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Patentee:
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| Justus A. Traut (exact or similar names) - New Britain, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 13, 1889 |
| Granted: |
Mar. 26, 1889 |
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Patent Pictures:
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Justus A. Traut patent March 26, 1889 |
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Stan Schulz
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Description: |
| Compressible rubber stopper which tightens by the operation of a bolt with wing nut. The bolt shank has a flat oval which passes through a similar-shaped opening in the cap-plate. |
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