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经营范围
发明名称
Nail receiving metallic floor beam
摘要
申请公布号
US2467558(A)
申请公布日期
1949.04.19
申请号
US19460640002
申请日期
1946.01.09
申请人
KAPNEK WILLIAM S
发明人
KAPNEK WILLIAM S.
分类号
E04C3/04;E04C3/09
主分类号
E04C3/04
代理机构
代理人
主权项
地址
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