TY - GEN T1 - Trade mark registration :an examination of the value of the rights under continental systems of law (Part I) / AU - Oppenhoff, Walter, VL - 1972 July pages 1-6 ID - 5777 KW - Trademarks. KW - Patents. KW - MARKS : EFFECTS OF REGISTRATION TI - Trade mark registration :an examination of the value of the rights under continental systems of law (Part I) / ER -