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经营范围
发明名称
Insulator cap
摘要
申请公布号
US2117381(A)
申请公布日期
1938.05.17
申请号
US19360117185
申请日期
1936.12.22
申请人
LEONARD WARD
发明人
WARD LEONARD
分类号
H01B17/22
主分类号
H01B17/22
代理机构
代理人
主权项
地址
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