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发明名称
STRUCTURAL UNIT
摘要
申请公布号
CA330253(A)
申请公布日期
1933.02.14
申请号
CAD330253
申请日期
申请人
THE UNION STEEL PRODUCTS COMPANY
发明人
DEWEY H. BITNEY
分类号
主分类号
代理机构
代理人
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地址
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