A waterproofing membrane is provided which includes a waterproof synthetic resin film presenting opposed first and second surfaces, and an inner bitumen adhesive supported on the first surface of the film. These aggregated cells can be injected directly or shaped for implantation into the body. The measuring unit measures a total weight of commodities placed at a predetermined weighing position. An additional step is removing portions of the background geometry that are covered by the inset geometry and skirt. By modifying the sequence of operations involved in the determination of the implicit signature and the inputs to those operations, power analysis attacks may no longer be applied to determine the long-term cryptographic key. An attraction force between the permanent magnet and a magnetic body acts as a force to rotate a holding member about an axis of the guide member, and the vibrator is pressed against a contact member by the rotating force.