Printed product for technical information has zigzag folder forming several sections with pages joined by fold, index, fold-line and edge-strip

摘要

The printed product consists of a zigzag folder forming various sections (4) each possessing two pages (5) joined by a fold (1).At least two of the sections and at least one of their pages have an index (7) which h as several pages (8) folded along the one fold-line (10) which is at right angles to the fold of the pertinent section. The index sheets have staggered ends (9). Each section has a page with an edge-strip (6) protruding over the width of he pages of the previous section.