“2) To be at your disposal for all technical advice which you may need, and to exchange information with you;
“3) To serve as an intermediary, if need be, for negotiations with German authorities;
“4) To keep me informed as to anything that might occur which might prevent or limit the fulfillment of your obligations.
“In view of assuring these tasks, the Paten-Firma is authorized to delegate a Firmenbeauftragter to your firm, and when necessary, technical engineers from other German firms who may have handed you important orders.
“In order to permit the Paten-Firma to accomplish its task it will be necessary to give the firm or its Firmenbeauftragter the necessary information on everything that relates to the German orders and to their execution: