| 摘要 |
<p>APPLICATION FOR LETTERS PATENT "STEEL EDGE GYPSUM WALL PANEL" A steel edged gypsum wall panel engageable by flanged studs is disclosed. The panel having a body portion being from about 5/16 inches to about 3/4 inches thick with front and back faces and having opposite marginal edges. Said steel edging having a chan- nel shape and comprising a front flange, a back flange, and a web portion integrally connecting said flanges and adapted to contact the marginal edges wherein said back flange terminates in a return flange providing an engageable slot therebetween.</p> |
