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发明名称
Precipitation process
摘要
申请公布号
US1769469(A)
申请公布日期
1930.07.01
申请号
US19240727088
申请日期
1924.07.19
申请人
SHAFOR RALPH W;NEES ALPHEUS R;BROWN ROBERT J
发明人
SHAFOR RALPH W.;NEES ALPHEUS R.;BROWN ROBERT J.
分类号
C13B35/04
主分类号
C13B35/04
代理机构
代理人
主权项
地址
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