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经营范围
发明名称
Apparatus for producing and dispensing soapy solutions
摘要
申请公布号
US2135969(A)
申请公布日期
1938.11.08
申请号
US19380187011
申请日期
1938.01.26
申请人
DONALDSON JOSEPH G
发明人
DONALDSON JOSEPH G.
分类号
A47L17/00
主分类号
A47L17/00
代理机构
代理人
主权项
地址
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