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发明名称
Gypsum plaster set stabilization
摘要
申请公布号
US2820714(A)
申请公布日期
1958.01.21
申请号
US19550539651
申请日期
1955.10.10
申请人
NATIONAL GYPSUM COMPANY
发明人
SCHNEITER HENRY JAMES;OSHIDA OTTO A.
分类号
C04B22/14;C04B28/14
主分类号
C04B22/14
代理机构
代理人
主权项
地址
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