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发明名称
Collapsible ladder
摘要
申请公布号
GB2242925(A)
申请公布日期
1991.10.16
申请号
GB19900010990
申请日期
1990.05.16
申请人
JAMES THOMAS * WESTON;RICHARD * WESTON
发明人
JAMES THOMAS * WESTON;RICHARD * WESTON
分类号
E06C1/12;(IPC1-7):E06C1/52;E06C1/34;E06C9/14
主分类号
E06C1/12
代理机构
代理人
主权项
地址
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