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000028693 041__ $$aeng
000028693 24500 $$aStrasbourg Agreement Concerning the International Patent Classification.
000028693 264_1 $$a[Geneva, Switzerland] :$$b[World Intellectual Property Organization (WIPO)],$$c1982.
000028693 300__ $$a20 pages ;$$c[28] cm
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000028693 516__ $$aPrint publication.
000028693 520__ $$aThe Agreement establishes the International Patent Classification (IPC) which divides technology into eight sections with approximately 70,000 subdivisions.
000028693 650_0 $$aPatents.
000028693 7102_ $$aWorld Intellectual Property Organization.
000028693 77418 $$aPCT
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