Protective bag for philatelic uses. (Machine-translation by Google Translate, not legally binding)

摘要

Protective bag for philatelic uses, characterized essentially by constituting a sheath of transparent material, equipped inside with a sheet of film, preferably dark, in whose cover that sticks to the album, encloses the seal, preserving it from breakage, stains or other flaws, with the particularity that the dark background of the inner sheet of greater enhancement to the copy. (Machine-translation by Google Translate, not legally binding)