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发明名称
LARGE SPAN SWINGING WALL
摘要
申请公布号
PL139530(B1)
申请公布日期
1987.01.31
申请号
PL19820237410
申请日期
1982.07.08
申请人
发明人
分类号
E04B;E04B2/74;E06B3/40;(IPC1-7):E06B3/40
主分类号
E04B
代理机构
代理人
主权项
地址
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