1.
|
Geneva [Switzerland] : International Bureau for the Protection of Industrial Property, 1969.
English | 10B OMPI |
|
2.
|
Wien [Austria] : MAN'Sche Verlags- und Universitätsbuchhandlung GmbH, 1981.
German | 6 AT |
|
3.
|
Buffalo, New York : The Patent and Trademark Office Society, 1985.
English | 47 US |
|
4.
|
London [England] : Trade Marks, Patents and Designs Federation, 1984.
French | 41 GB |
|
5.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1973.
German | 28 DE |
|