A continuous sheet of paper for forming the invoices and transformed into envelopes fermees

摘要

P the invention relates to a sheet or strip) (continuous consisting of a material such as paper, thin sheets of cardboard or a similar material. / p & & p & this sheet is provided with a first set of transverse lines of tearing spaced apart from each other so as to divide the sheet into several elements having the desired height, each element of the sheets being subdivided into first and second parts by a transverse fold line, said first and second parts having different heights, the first part having a height h + d , h designates the height of the bill, the processes or of a document similar to obtain, from the envelope and d designates the width in strips on which is deposited an adhesive, while the second part has a height h + 2d & & & & gt, each of the elements of sheet cut out from the sheet having a length l + 2d. / p & & p & use as a spring or similar documents. / p