Penetration sensing system with radiation-emitting material
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United States of America Patent
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-
Aug 9, 1983
Grant Date -
N/A
app pub date -
Jan 4, 1972
filing date -
Jan 4, 1972
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A system for protecting sealed or closed packaging means from tampering ornauthorized opening. A source of radiation cannot affect radiation sensors until the packaging means has been penetrated or tampered with. Then the radiation sensors set off a visual alarm, an audible alarm, or otherwise indicate that there has been an unauthorized penetration.
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