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发明名称
Improvements in scaffolding
摘要
申请公布号
GB747653(A)
申请公布日期
1956.04.11
申请号
GB19520000075
申请日期
1952.01.01
申请人
WILLIAM ALPHONSE DE VIGIER
发明人
分类号
E04G1/32;E04G1/38
主分类号
E04G1/32
代理机构
代理人
主权项
地址
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