In my opinion,usually such B/L are letterheaded "Combined or port to port B/L",if B/L only show letterhead as "Combined B/L",it should be deemed as a combined b/l even actually ...
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提單的抬頭并不重要,重要的是內容,如果提單顯示的是port to port的運輸的話(huà),不管它的抬頭是什么,它都不是聯(lián)運提單!