1.
Die absolute Schutzfèahigkeit bei Warenzeichen / Gerhard Heil.
Heil, Gerhard, author.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1981.
German | 28 DE |
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2.
Benutzungszwang in der Praxis des Deutschen Patentamts / Gerhard Heil.
Heil, Gerhard, author.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1973.
German | 28 DE |
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3.
Die Einführung der Dienstleistungsmarke / Gerhard Heil.
Heil, Gerhard, author.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1979.
German | 28 DE |
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4.
Ein Jahr Benutzungszwang / Gerhard Heil.
Heil, Gerhard, author.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1974.
German | 28 DE |
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5.
Protection of service marks in Germany / Gerhard Heil.
Heil, Gerhard, author. ; Stroebele, Paul.
[Heidelberg, Germany] : [Springer], 1979.
English | 34 DE |
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6.
Schutzunfèahige Warenzeichen und Marken mit zusèatzlichen Verweisungen : 1987.
Heil, Gerhard.
[Place of publication not identified] : [publisher not identified], 1988.
German | K 33 SCH |
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7.
Use requirement under German trademark law / Gerhard Heil.
Heil, Gerhard, author.
[Heidelberg, Germany] : [Springer], 1975.
French | 34 DE |
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8.
Die Ware und der Benutzungszwang im Zeichenrecht / Gerhard Heil.
Heil, Gerhard, author.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1975.
German | 28 DE |
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