EU Trademark Classification EU42 Scientific and technological services 海洋、航空和陆地测量（71547） Class 42 海洋、航空和陆地测量 71547 Chinese 海洋、航空和陆地测量 English Marine, aerial and land surveying Site ref. 71547 Class 42 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)