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2.
3.
London [England] : Euromoney Institutional Investor PLC, 1999.
English | 72 GB |
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5.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1999.
German | 29 DE |
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Buffalo, New York : The Patent and Trademark Office Society, 1999.
English | 47 US |