extending from the upper or lower wall

Full Title

Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans, pop bottles; Bales of material > Bundling wrappers or trays > Locating elements for the contents > integral with the wrapper > inwardly folded tabs, i.e. elements substantially narrower than the corresponding package dimension > extending from the upper or lower wall