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发明名称
Clam opener
摘要
申请公布号
US2747220(A)
申请公布日期
1956.05.29
申请号
US19540430275
申请日期
1954.05.17
申请人
GEORGE THOMPSON
发明人
THOMPSON GEORGE
分类号
A47G21/06
主分类号
A47G21/06
代理机构
代理人
主权项
地址
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