The International Patent Classification : Strasbourg Diplomatic Conference : Concil of Europe : WIPO : 1971 [1 Session].

[660] pages ; [28] cm

E 2350G1329 WIPO.IPC/DC(F/E/S)

(F/E/S) : French, English and Spanish version; See French version in LA CLASSIFICATION INTERNATIONALE DES BREVETS : CONFERENCE DIPLOMATIQUE DE STRASBOURG : CONSEIL DE L'EUROPE : OMPI; See Spanish version in LA CLASIFICACION INTERNACIONAL DE LAS PATENTES 1971 : CONFERENCIA DIPLOMATICA DE ESTRASBURGO : CONSEIL DE L'EUROPE : OMPI; 1e Session: Strasbourg, March 15-24, 1971: IPC/DC/1-46; IPC/DC/PV/No1-11;.

Geneva, Switzerland : World Intellectual Property Organization, 1971.

English

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