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发明名称
WALL CONSTRUCTION
摘要
申请公布号
CA409452(A)
申请公布日期
1942.12.22
申请号
CAD409452
申请日期
申请人
CANADIAN GYPSUM COMPANY LIMITED;UNITED STATES GYPSUM COMPANY
发明人
WILLIAM M. MCNEIL
分类号
主分类号
代理机构
代理人
主权项
地址
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