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发明名称
System for determining the point of break in an electrical conductor
摘要
申请公布号
US2490377(A)
申请公布日期
1949.12.06
申请号
US19440568489
申请日期
1944.12.16
申请人
UNIVERSAL ELECTRONIC LABORATORIES, INC.
发明人
MACLEAN WILLIAM R.
分类号
G01R31/08
主分类号
G01R31/08
代理机构
代理人
主权项
地址
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