He is an official member of the consular staff, such as a commercial, cultural or military attaché.
The conservatively dressed young woman sitting behind the desk, an assistant commercial attache, asked if she could help him.
His first assignment was as assistant trade commissioner in Prague, where he later became commercial attache.
You can also seek help from the commercial attaché of the country you are exporting to.
He didn't mention whether he was a commercial or cultural attache or whatever.
On checking, he proved to be a commercial attache at the Russian Embassy.
Later he was Italy's commercial attache in Shanghai and Tokyo.
I am sure that a request passed through their commercial attache for drawings and specifications would be sympathetically received.
Actually older than his boss, Corso was covered as a Commercial Attaché.
In 1931, he was acting as commercial attaché to Hungary when he became involved in a diplomatic incident.