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发明名称
Rubber bathtub
摘要
申请公布号
US2143674(A)
申请公布日期
1939.01.10
申请号
US19380206802
申请日期
1938.05.09
申请人
JACOB BERGER
发明人
BERGER JACOB
分类号
A47K3/064
主分类号
A47K3/064
代理机构
代理人
主权项
地址
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