作者: Frank Schmidt
DOI:
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摘要: The invention relates to a power stand-alone electronic system for verifying personal authorizations operating device, comprising: first partial (1); second (2), and; an device (3), which is assigned the (4) and initiates verification of authorization when activated by individual (P). Both systems (1, 2) bidirectionally communicate with one another whereby this communication ensues via electrically excited signals.