发明名称 ARCH FORMERS
摘要 <p>An arch former for use in building an arch has a perforated metal beading around the curved edge of the arch to provide a plaster stop both below and laterally of the joint at said curved edge.</p>
申请公布号 EP0053456(B1) 申请公布日期 1984.03.14
申请号 EP19810305476 申请日期 1981.11.19
申请人 TANTALIC ACOUSTICAL ENGINEERING LIMITED 发明人 SAWYER, ALBERT GEORGE;HOMEWOOD, COLIN JOHN
分类号 E04C3/02;E04F13/04;(IPC1-7):04F13/04;04C3/02 主分类号 E04C3/02
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