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European Convention on the International Classification of Patents for Invention = Convention Européenne sur la Classification Internationale des Brevets d'Invention.
- 341.02644 E8933 1954
- Council of Europe],
- 1966.
- [Strasbourg :
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Convention of the establishment of a scheme of registration of wills. Convention relative à l'établissement d'un système d'inscription des testaments.
- 341.02644 C7664
- Council of Europe,
- 1972]
- [Strasbourg :