| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a bathtub which is heat and inexpensive, and a bathroom unit. <P>SOLUTION: The bathtub is made by stacking an acrylic resin layer, an expanded resin layer, and a thermosetting resin layer containing glass fibers in that order, starting from the surface. <P>COPYRIGHT: (C)2009,JPO&INPIT |
