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经营范围
发明名称
Fabricated steel studding
摘要
申请公布号
US2298104(A)
申请公布日期
1942.10.06
申请号
US19410385729
申请日期
1941.03.28
申请人
BRUNEMANN ROBERT B
发明人
BRUNEMANN ROBERT B.
分类号
E04B2/74
主分类号
E04B2/74
代理机构
代理人
主权项
地址
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