Improvements in interior finish construction

摘要

300,138. Johns-Manville Corporation, (Assignees of Parsons, R. V.). Nov. 5, 1927, [Convention date]. Plastering; lath and plaster walls.-To prevent cracks in plaster facings due to settlement of the support, the plaster D is applied to a yielding intermediate stratum B, such as hair felt or wool felt, which is glued or cemented to a foundation or like support A. The stratum B is also heat and sound insulating. The support A may be corrugated sheet metal.