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发明名称
Retractable washer in cabinet
摘要
申请公布号
US2481193(A)
申请公布日期
1949.09.06
申请号
US19470737463
申请日期
1947.03.27
申请人
FRANK BRECKENRIDGE
发明人
BRECKENRIDGE FRANK
分类号
D06F45/12
主分类号
D06F45/12
代理机构
代理人
主权项
地址
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