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发明名称
Precoating device
摘要
申请公布号
US1859295(A)
申请公布日期
1932.05.24
申请号
US19290391855
申请日期
1929.09.11
申请人
STANDARD OIL COMPANY
发明人
FRENCH AUGUST
分类号
B01D33/00;B01D35/16;B01D37/00;B01D37/02
主分类号
B01D33/00
代理机构
代理人
主权项
地址
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