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1.
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Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1992.
German | N 6318(13) DE 28 |
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2.
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[Place of publication not identified] : [Carl Heymanns Verlag], 1987.
Second edition.
German | M 357 SCH.S |
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3.
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[Heidelberg, Germany] : [Springer], 1985.
English | 34 DE |
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4.
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Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1995.
German | 28 DE |
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5.
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Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1987.
German | 28 DE |
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6.
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[Place of publication not identified] : [publisher not identified], 1977.
German | 29 DE |
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7.
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Köln : Heymann, 1974.
German | M 341 LEH.W |
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8.
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Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1977.
German | 28 DE |
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9.
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[Place of publication not identified] : [publisher not identified], 1986.
German | 29 DE |
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10.
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[Place of publication not identified] : [publisher not identified], 1986.
German | 29 DE |
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