7 Curtain drawing devices, electrically operated; Door closers, electric; Driving motors, other than for land vehicles; Electric door openers; Window closers, electric; Window closers, pneumatic; Window openers, electric; Window openers, pneumatic
The mark consists of a three-dimensional lightning pattern that passes through three rectangular blocks. At the bottom of the lightning pattern, there is a fourth rectangular block which is connected to the lower right part of the lightning pattern. Color is not claimed as a feature of the mark.