| 摘要 |
PCT No. PCT/IT88/00018 Sec. 371 Date Jan. 17, 1989 Sec. 102(e) Date Jan. 17, 1989 PCT Filed Mar. 18, 1988 PCT Pub. No. WO88/06977 PCT Pub. Date Sep. 22, 1988.A device for sealing folders, parcels, and the like. The device comprises a handle which carries at its free end a metal plate containing an image to be printed, a thermoelectric element for heating the plate, and a heat accumulator for maintaining the temperature of the plate. An adhesive thermolabile tape comprises a semi-transparent film of cellulose acetate carrying on one of its faces a layer of colored adhesive material. The film is "scorched" by the action of the seal so as to display in an indelible way, the image of the latter. |
