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发明名称
Washing-machine attachment
摘要
申请公布号
US1767971(A)
申请公布日期
1930.06.24
申请号
US19290402519
申请日期
1929.10.25
申请人
ERICKSON EMMA J
发明人
ERICKSON EMMA J.
分类号
D06F13/02
主分类号
D06F13/02
代理机构
代理人
主权项
地址
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