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经营范围
发明名称
CABLE GUARD
摘要
申请公布号
US3460787(A)
申请公布日期
1969.08.12
申请号
USD3460787
申请日期
1967.04.13
申请人
DELAWARE RESEARCH & DEV. CORP.
发明人
CHARLES L. PETZE JR.
分类号
H02G7/05;H02G7/12;(IPC1-7):F16L3/02
主分类号
H02G7/05
代理机构
代理人
主权项
地址
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