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发明名称
Hard-boiled eggshell remover
摘要
申请公布号
US2535980(A)
申请公布日期
1950.12.26
申请号
US19470754966
申请日期
1947.06.16
申请人
YEAMANS CHARLES K
发明人
YEAMANS CHARLES K.
分类号
A47G19/28
主分类号
A47G19/28
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代理人
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