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2. 发明专利

DE3306656C1 Security sticker 未知
公开(公告)号：DE3306656C1
公开(公告)日：1984-08-23
申请号：DE3306656
申请日：1983-02-25
申请人： SPINDLER HEINZ
发明人： SPINDLER HEINZ
IPC分类号： G09F3/10 , G11B23/04 , G11B23/40
摘要： The security sticker for labelling, sealing or the like of magnetic tape cassettes, packagings, items of equipment, components and the like comprises a transparent base film (2), provided on one side with an adhesive coating (1). On its side facing the adhesive coating (1), the base film (2) has an intermediate layer (9), the adhesiveness between the base film (2) and the intermediate layer (9) being reduced in subareas (6). Furthermore, a top film (4), provided on one side with an adhesive layer (3), is provided, which is laminated with its adhesive layer (3) onto the base film (2), on the side of the latter facing away from its adhesive coating (1). The top film (4) is designed to be irreversibly extensible and/or easily breakable under tensile loading. In addition, the top film (4), projecting circumferentially beyond the base film (2), forms a security rim (7).

3. 发明专利

DD154292A1 未知
公开(公告)号：DD154292A1
公开(公告)日：1982-03-10
申请号：DD22515580
申请日：1980-11-13
申请人： SCHMIDT KARL HEINZ , SCHEFFLER MANFRED , VOIGT RAINER , WELKER JUERGEN , HEY GOTTFRIED , SPINDLER HEINZ
发明人： SCHMIDT KARL-HEINZ , SCHEFFLER MANFRED , VOIGT RAINER , WELKER JUERGEN , HEY GOTTFRIED , SPINDLER HEINZ
IPC分类号： C07C7/13 , C07C9/00

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