subjectheading:[INTERNATIONAL PATENT CLASSIFICATION (IPC) : STRASBOURG AGREEMENT OF 1971] - Search Results - WIPO Knowledge Repository

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$\def\WIPO{World Intellectual Property Organisation}$

1.	Strasbourg agreement concerning the international patent classification of March 24, 1971, as amended on September 28, 1979. World Intellectual Property Organization Geneva : World Intellectual Property Organization, 1993. English \| E 224:454(E) \| Available \| Detailed record - Similar records
2.	Strasbourg Agreement concerning the International Patent Classification of March 24, 1971, as amended on September 28, 1979 [Text in Chinese]. World Intellectual Property Organization Geneva [Switzerland] : World Intellectual Property Organization, 1989. English \| E 224:454(C) \| Available \| Detailed record - Similar records
3.	International Patent Classification : Financing Working Group of IPC : WIPO : 1971- [2 Sessions]. World Intellectual Property Organization issuing body. Geneva, Switzerland : World Intellectual Property Organization, 1971- English \| E 2350G13294 WIPO.IPC/FWG(F/E) \| Available \| Detailed record - Similar records

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