council decis june conclus supplementari protocol agreement european econom commun swiss confeder elimin exist prevent quantit restrict affect export measur equival effect eec council european commun regard treati establish european econom commun articl thereof regard propos commiss agreement european econom commun swiss confeder sign brussel juli provid prohibit quantit restrict affect export measur equival effect interest european econom commun swiss confeder promot free circul raw materi good abolish restrict measur prevent creation restrict measur affect mutual trade make arrang phase abolit current restrict affect product measur equival effect provid safeguard measur event export countri export contract parti maintain restrict measur equival effect event shortag product articl agreement contract parti interest economi develop relat establish agreement extend field cover commiss held negoti swiss confeder result protocol decid articl supplementari protocol agreement european econom commun swiss confeder elimin exist prevent quantit restrict affect export measur equival effect approv behalf commun text protocol attach decis articl presid council give notif provid articl supplementari protocol articl decis effect dai public offici journal european commun luxembourg june council presid aranzadi oj