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发明名称
Handy scaffold bracket
摘要
申请公布号
US2451179(A)
申请公布日期
1948.10.12
申请号
US19460648950
申请日期
1946.02.20
申请人
STEFFES HENRY J
发明人
STEFFES HENRY J.
分类号
E04G5/06
主分类号
E04G5/06
代理机构
代理人
主权项
地址
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