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经营范围
发明名称
Magnetically-Coupled, Two-Resonant-Circuit, Frequency-Division Tag
摘要
申请公布号
CA2047559(A1)
申请公布日期
1992.02.04
申请号
CA19912047559
申请日期
1991.07.22
申请人
SECURITY TAG SYSTEMS, INC.
发明人
HERMAN, FRED W.;LIAN, MING R.
分类号
G01V3/12;G01V3/00;G01V15/00;G08B13/24;(IPC1-7):G08B13/24;G01S13/74
主分类号
G01V3/12
代理机构
代理人
主权项
地址
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