发明名称 IMPROVEMENTS RELATING TO CABLE LADDERS
摘要 A cabble ladder system comprises a plurality of parts comprising cable ladder sections and accessories. Each part is made up of spaced side rails connected by support rungs. Adjacent pairs of rail ends form coupling ends so that ladder sections may be connected end to end or to accessories. The rail ends have male and female integral and complementary coupling formations so that the ladder sections and accessories may be coupled without the use, as in conventional or separate connector pieces.
申请公布号 WO9013164(A1) 申请公布日期 1990.11.01
申请号 WO1990GB00044 申请日期 1990.01.12
申请人 SWIFTS OF SCARBOROUGH LIMITED 发明人 DAVIES, GARETH, JOHN
分类号 H02G3/00;H02G3/04;H02G3/06 主分类号 H02G3/00
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