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发明名称
Fire resistant wallboard
摘要
申请公布号
US3376147(A)
申请公布日期
1968.04.02
申请号
US19640391003
申请日期
1964.08.20
申请人
NATIONAL GYPSUM COMPANY
发明人
DEAN ROBERT M.
分类号
C04B28/14
主分类号
C04B28/14
代理机构
代理人
主权项
地址
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