首页>
外国专利>
structure composed of a container, by a pin and the multiple of two special sheaths containing elements in the spindle in such a way that, by a touch or visually.an element can be distinguished from its sheath together and used.
structure composed of a container, by a pin and the multiple of two special sheaths containing elements in the spindle in such a way that, by a touch or visually.an element can be distinguished from its sheath together and used.