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发明名称
Floor construction
摘要
申请公布号
US2114556(A)
申请公布日期
1938.04.19
申请号
US19360078143
申请日期
1936.05.06
申请人
WESTERN RAILWAY EQUIPMENT COMPANY
发明人
CAMPBELL STERLING H.;PIETZSCH FRANK H.
分类号
E04B5/10
主分类号
E04B5/10
代理机构
代理人
主权项
地址
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