1.
|
Buffalo, New York : The Patent and Trademark Office Society, 1986.
English | 47 US |
|
2.
|
[Heidelberg, Germany] : [Springer], 1987.
English | 34 DE |
|
3.
|
München [Germany] : Mitteilungen der deutschen Patentanwälte, 1973.
German | 43 DE |
|
4.
|
[Place of publication not identified] : [publisher not identified], 1987.
English | 13 US |
|
5.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1980.
German | 28 DE |
|
6.
|
Courbevoie [France] : Institut National de la Propriété Industrielle, 1948.
French | 10A OMPI |
|