Hardware, in particular for doors or the like
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United States of America Patent
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-
Mar 19, 1991
Grant Date -
N/A
app pub date -
Nov 3, 1989
filing date -
Nov 8, 1988
priority date (Note) -
Expired
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Abstract
Hardware, in particular for doors or the like, includes a push pin which can be coupled by key-card insertion with an actuating knob. In order to obtain increased possibilities of use, without reduction of locking security, a coupling is actuatable by means of an electromagnetic device.
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