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\def\WIPO{World Intellectual Property Organisation}
\)
International patent classification (sixth ed. 1994) : general information.
1995
E 235G132 WIPO.G(6) 1994
Available at WIPO Library
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Items
تفاصيل
العنوان
International patent classification (sixth ed. 1994) : general information.
الوصف
20 pages : illustrations ; 30 cm.
الرقم الدولي المعياري للكتاب
9789280505863
رقم المرجع البديل
E 235G132 WIPO.G(6) 1994
ملاحظة
Contents : Introduction; Structure of the IPC; The IPC Agreement of 1971; IPC publications and machine-readable products; Principles underlying the system; Use of the IPC for classifying the patent documents of various countries; Use of the IPC for the retrieval of patent documents; Assistance in classification of search files according to the IPC; Training in the use of the IPC;.
ملاحظة المحتويات المنسقة
Indhold: Vol. 1: Section A: Human necessities.
1994.
1994.
السلسلة
السلسلة
WIPO publication ; no. 409.
منشور
Geneva : World Intellectual Property Organization, 1995.
اللغة(لغات)
eng
السجل يظهر فى