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发明名称
Window washing device
摘要
申请公布号
US3120672(A)
申请公布日期
1964.02.11
申请号
US19630264823
申请日期
1963.03.13
申请人
DI COSTANZO PASQUALE F
发明人
COSTANZO PASQUALE F. DI
分类号
A47L1/03
主分类号
A47L1/03
代理机构
代理人
主权项
地址
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