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发明名称
Protective closure shell and funnel
摘要
申请公布号
US2752082(A)
申请公布日期
1956.06.26
申请号
US19530337567
申请日期
1953.02.18
申请人
ARNOLD NERGAARD
发明人
NERGAARD ARNOLD
分类号
B67C11/02;C02F1/42
主分类号
B67C11/02
代理机构
代理人
主权项
地址
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