When you ship something to another country you likely have to specify a very precise code for calculation of toll / tariff, see e.g.: http://ec.europa.eu/taxati

When you ship something to another country you likely have to specify a very precise code for calculation of toll / tariff, see e.g.: http://ec.europa.eu/taxation_customs/dds2/taric/measures.jsp?Lang=en&Area=&Taric=9030331090 http://ec.europa.eu/taxation_customs/dds2/taric/measures.jsp... Which is the category for Electronic Multimeter Without a Recording Device, NOT for use in an aircraft. I could see a system that cross-references that code with known trademarks -- kind of a like a "Be on Lookout Of" but for design trademarks.