1.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1980.
German | 28 DE |
2.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1984.
German | 28 DE |
3.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1982.
German | 28 DE |
4.
5.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1984.
German | 28 DE |
6.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1984.
German | 28 DE |