| 摘要 |
<p>A step form mold apparatus (10) includes a support (12) having an upper portion (18), a lower portion (20), and a middle portion (22) disposed between, and interconnecting, the upper and lower portions, with the upper portion including a first mold mounting surface (24) extending upwardly from the middle portion, and a first molding form (14) being secured to the support such that the inner surface of the first molding form is disposed in face-to-face relationship with the first mold mounting surface, the outer surface (33) of the first molding form being uneven so as to impart a textured appearance upon materials molded thereagainst.</p> |
