| 摘要 |
Lock for the doors of hotel rooms and similar premises. The invention relates to a lock of the type that includes a slide bolt 3, operated by a set of levers, and a security bolt 4, and is basically characterized by the fact that the movements of this bolt 4 are driven by an electric motor 7, via a circuit, powered by a primary battery, controlled by a microprocessor and operated by means of a coded card. <IMAGE>
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