1.
2.
[Place of publication not identified] : [publisher not identified], 1983.
German | 29 DE |
3.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1980.
German | 29 DE |
4.
[Place of publication not identified] : [publisher not identified], 1982.
German | 29 DE |
5.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1980.
German | 28 DE |
6.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1974.
German | 28 DE |
7.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1977.
German | 28 DE |
8.
Geneva [Switzerland] : International Bureau for the Protection of Industrial Property, 1967.
English | 10B OMPI |
9.
10.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1996.
German | 29 DE |