Penguin Wax Co., Ltd.
|Penguin Wax Co., Ltd. Patent applications|
|Patent application number||Title||Published|
|20090232974||Method of Maintaining Floor Covering Layer, and Grinding Apparatus for Use in Said Method - The present invention makes it possible to simplify the work of maintaining the covering performance of a covering layer by a method for maintaining a floor covering layer whereby the covering performance of a covering layer B that is formed on a floor (A) and covers the floor (A) can be maintained. In this method, the resin covering layer B having a thickness (T||09-17-2009|