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发明名称
Accelerator for plastic masses and method of use
摘要
申请公布号
US1909465(A)
申请公布日期
1933.05.16
申请号
US19290394921
申请日期
1929.09.24
申请人
STRUCTURAL GYPSUM CORPORATION
发明人
HANSEN WALDEMAR C.;SCHROY PAUL C.
分类号
C04B22/14
主分类号
C04B22/14
代理机构
代理人
主权项
地址
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