发明名称 Screen
摘要 A screen for extending between two surfaces, for example, a floor and a ceiling, the screen comprising a sheet of flexible material, pairs of optionally interengageable battens and support means, the support means being biased to urge the pairs of battens against the surface retaining the sheet extended between them. If the battens are engaged, they may be pivotable about the means engaging them.
申请公布号 US4708189(A) 申请公布日期 1987.11.24
申请号 US19860824423 申请日期 1986.01.31
申请人 WARD, ALEC D. 发明人 WARD, ALEC D.
分类号 E04B2/74;E04B2/82;(IPC1-7):A47G5/00 主分类号 E04B2/74
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