TY - GEN T1 - Enforcement of European Patents / AU - Hellfeld, Axel Von, VL - 1991 No 38 pages 20-23 ID - 4847 KW - Industrial property KW - Patents KW - INDUSTRIAL PROPERTY : NATIONAL LAW KW - UTILITY MODELS : INFRINGEMENT KW - EUROPEAN PATENTS TI - Enforcement of European Patents / ER -