commiss opinion juli address govern unit kingdom implement council direct eec pilotag vessel deep sea pilot north sea english channel english text authent eec letter februari perman represent unit kingdom european commun commiss pursuant articl direct refer draft quot merchant ship quot quot notic quot mean govern intend implement provis direct examin document enabl commiss confirm govern unit kingdom fulli implement provis aforement direct brussel juli commiss georg contogeorgi member commiss oj