… coupling device. For the purposes of the following Explanatory Note, the term “trailers” includes … of the Notes to Section XVII (see the corresponding General Explanatory Note). Parts of this heading include : …
… valves, etc., are to be classified as indicated in the Explanatory Note to heading 84.81. (I) APPARATUS FOR … of Notes 1 and 2 to this Chapter (see the General Explanatory Note), separately presented parts and …