1.
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Berkeley, Calif. : Nolo Press, 1998. Second edition.
Italian | N 631 FIS.C(2) |
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2.
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New York, New York : The Copyright Society of the USA, 2009.
English | US 14 |
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3.
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London [England] : Informa Law, 1999.
Italian | 57 GB |
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4.
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Deerfield, IL : Clark Boardman Callaghan, c1990-
English | G 62 LAW(90) |
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5.
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Courbevoie [France] : Institut National de la Propriété Industrielle, 1963.
French | 10A OMPI |
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