发明名称 |
Wallet incorporating credit card alarm system |
摘要 |
A nonrigid wallet structure formed by a flexible dielectric sheet carrying planar conductive material thereon and configured to define card accommodating compartments. The planar conductive material extends into the compartments and forms a card monitoring and alarm system.
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申请公布号 |
US4890094(A) |
申请公布日期 |
1989.12.26 |
申请号 |
US19880254888 |
申请日期 |
1988.10.07 |
申请人 |
KOPEL, DAVID |
发明人 |
KOPEL, DAVID |
分类号 |
A45C11/18;G08B13/14;G08B21/24 |
主分类号 |
A45C11/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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