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Expired
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Elphege Dumont
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Individual
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Individual
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Publication of GB190308693ApublicationCriticalpatent/GB190308693A/en
8693. Dumont, E. April 16. Bottle and jar necks; stoppers.-To facilitate the stoppering of bottles, flasks, jars, jugs, and the like, the necks are formed with an annular internal flange a, provided with one or more notches b, for the passage of side projections on the stopper, which pass under the flange, when the stopper is turned, to secure the stopper in place.
GB190308693D1903-04-161903-04-16Improvements in the Stoppering of Bottles, Flasks, Jars, Jugs, and the like.
ExpiredGB190308693A
(en)