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发明名称
Protective system
摘要
申请公布号
US2080502(A)
申请公布日期
1937.05.18
申请号
US19350044467
申请日期
1935.10.10
申请人
FRANK PEDATELLA
发明人
PEDATELLA FRANK
分类号
H02H11/00
主分类号
H02H11/00
代理机构
代理人
主权项
地址
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