1.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1987.
German | 28 DE |
2.
3.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1994.
German | 28 DE |
4.
5.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1985.
German | 28 DE |
6.
7.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1987.
German | 28 DE |
8.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1994.
German | 28 DE |
9.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1991.
German | N 44(121) DE 28 |