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发明名称
Sponge cup
摘要
申请公布号
US2341285(A)
申请公布日期
1944.02.08
申请号
US19430481133
申请日期
1943.03.30
申请人
PETRULLO JOHN A
发明人
PETRULLO JOHN A.
分类号
B43M11/04
主分类号
B43M11/04
代理机构
代理人
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