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发明名称
Building construction
摘要
申请公布号
US2296416(A)
申请公布日期
1942.09.22
申请号
US19400312495
申请日期
1940.01.05
申请人
UNITED STATES GYPSUM COMPANY
发明人
BALDUF BRUNO E.
分类号
E04B2/72;E04B2/74;E04B2/84
主分类号
E04B2/72
代理机构
代理人
主权项
地址
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