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经营范围
发明名称
Draining apparatus
摘要
申请公布号
US1994844(A)
申请公布日期
1935.03.19
申请号
US19300463866
申请日期
1930.06.26
申请人
THE HUFFMAN MANUFACTURING COMPANY
发明人
WINGER JOSEPH A.;VAHLE EDGAR W.
分类号
F01M11/04
主分类号
F01M11/04
代理机构
代理人
主权项
地址
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