in superposed carriers

Full Title

Associating, collating, or gathering articles or webs (combinations of piling and depiling operations, of interest apart from the single operation of piling or depiling B65H83/00; machines for both collating or gathering and permanently attaching together sheets or signatures B42C1/00) > Associating articles from a single source, to form, e.g. a writing-pad > in superposed carriers