| 摘要 |
<p>A laminated pocket or card, in which is to be legibly housed a sheet of paper or a photograph, is produced in that on in each case one side of two identically large pieces of polypropylene or polyethylene film, is applied a thin adhesive coating. The sheet of paper is inserted between the film pieces, the adhesive-coated sides of the films facing the paper sheet. In this state the three layers are laminated.</p> |
