74437 ⎘
Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions; Non-integral frangible members applied to, or inserted in, preformed openings, e.g. tearable strips or plastic plugs; Flexible tape or foil-like material applied to the external and internal part of the container wall
Sealing Structure for Packaging Box, Production Process for Sealing Structure, and Packaging Box
#2CONTAINER CLOSURE WITH FLEXIBLE MEMBRANE
#3Packaging Containers, Method of Producing Innertape, and Innertape for Packaging Containers