Mailer, perfected. (Machine-translation by Google Translate, not legally binding)

摘要

About mailing, improved, the type obtained from two webs, among which are disposed other bands also continuing and preshaped materializing inserts, said bands affected score lines cross equidistant to wean each unit and being the bands on forming of sheet and possible discharge side stripes sendas fitted with removable sprocket holes, while inserts are provided with a single strip removable side with drilling; is defined essentially because the edge cross top of the leaf materializes the back of the envelope, it is affected by a perforated line derived out by a perpendicular cut, defining a release strip wherein the adhesive periférico weakened the rest of the adhesivo closing said envelope; with inserts particularity that, being more narrow and shorter than the hojasconstitutivas envelope, are linked to one edge side across the set for precut lines. (Machine-translation by Google Translate, not legally binding)