Changes made by Commission Regulation (EEC) No 307/77 of 11 February 1977 repealing Commission Regulation (EEC) No 170/77 of 26 January 19/7 re-establishing the levying of customs duties on primary cells and primary batteries falling within heading No 85.03, originating in Hong Kong to which the preferential tariff arrangements set out in Council Regulation (EEC) No 3021/76 apply: Commission Regulation (EEC) No 170/77 of 26 January 1977 re-establishing the levying of the customs duties on primary cells and primary batteries, falling within heading No 85.03, originating in Hong Kong to which the preferential tariff arrangements set out in Council Regulation (EEC) No 3021/76 apply