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经营范围
发明名称
Sodium meta silicate detergent
摘要
申请公布号
US1989765(A)
申请公布日期
1935.02.05
申请号
US19300463758
申请日期
1930.06.25
申请人
SWANN RESEARCH, INC.
发明人
MOSS HENRY V.;SNELL FOSTER DEE
分类号
C11D17/00
主分类号
C11D17/00
代理机构
代理人
主权项
地址
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