Improvements in or relating to stoppers or covers for jars, bottles or like containers

摘要

318,850. Keens, H. W. June 7, 1928. Internal fittings.-In a stopper in which a slit conical flange b is expanded into contact with the neck i of a jar &c. by a downward movement of a plug or tray d, the tray may contain absorbent, antiseptic, or aromatic material.