| 摘要 |
A device for applying liquid materials to the skin has a poromeric plastic applicator surface 20 comprising a non-flexible, non- deformable, sintered, porous synthetic resin structure having a controlled porosity and having omni-directional interconnecting pores and means to create pressure on the liquid e.g. thin walled portion 40, Fig. 7 or diaphragm 24, Fig. 8. <IMAGE> |
