PRODUCTION, TECHNOLOGY AND RESEARCH|research and intellectual property|intellectual property #535319 IATE #845424 scéimeanna náisiúnta slándála sóisialta Tagairt Ionstraim Aontachais 1979, Airt. 48, lch. 27 (II, 139) ga national social security schemesen les organismes nationaux de prévoyance socialefr