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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0370378 (1995-01-09) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 7 인용 특허 : 4 |
A credit card security device which prevents credit card and bank card fraud. The device includes a case with an access door secured by a lock for storing the cards and a detection member within the case for determining an entry into the case when the door is locked. The detection member operates an
A credit card security device, comprising: a case having an access door for storing credit cards, locking means for releasably locking said door to secure the credit cards therein, detection means within said case for determining an entry into said case when said door is locked, invalidating means w
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