1.
2.
Stockholm [Sweden] : Nordiskt Immateriellt Rättsskydd (NIR), 1988.
English | 3 SE |
3.
4.
5.
Geneva [Switzerland] : International Bureau for the Protection of Industrial Property, 1991.
English | 10B OMPI |
6.
[Place of publication not identified] : [publisher not identified], 1990.
English | 20 JP |
7.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1990.
German | 29 DE |
8.
Buffalo, New York : The Patent and Trademark Office Society, 1997.
English | 47 US |
9.
[Place of publication not identified] : [publisher not identified], 1994.
English | G 51 SCH.S |
10.
München [Germany] : Mitteilungen der deutschen Patentanwälte, 1995.
German | 43 DE |