1.
2.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1991.
German | 28 DE |
3.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1987.
German | 28 DE |
4.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1973.
German | 28 DE |
5.
6.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1994.
German | 28 DE |
7.
8.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1993.
German | 28 DE |
9.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1991.
German | 28 DE |