11 Sterilizers; Air conditioning installations; Air cooling apparatus; Cooling units for industrial purposes; Heat exchangers not being parts of machines; Heating installations; Refrigerating appliances and installations; Refrigerating cabinets; Solar collectors; Water desalination plants
The mark consists of stylized Latin wording of "BD" with letter "D" imprinted on the diagonal stripes. Color is not claimed as a feature of the mark. The wording "DB" has no meaning in a foreign language.