Invention Grant
US07782212B2 Radio frequency sealing apparatus for a container 有权
用于容器的射频密封装置

Radio frequency sealing apparatus for a container
Abstract:
An RF security apparatus includes a covering membrane for overlying at least a portion of an opening in the container. The covering membrane has a sealing portion configured to be bonded to a mouth of the opening. An RF security device is coupled to the covering membrane. The RF security device is configured to emit a predetermined RF signal in response to an RF interrogation signal.
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