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Access-control system for door lock
An access-control system is provided for a door lock that is associated with a door and a rotatable doorknob. The access-control system includes a doorknob cover.
Access-control system for door lock
An access-control system is provided for a door lock that is associated with a door and a rotatable doorknob. The access-control system includes a doorknob cover.
Access-control system for door lock
SUNDBERG BRIAN C (Autor:in) / RAFFI LAURA KAY (Autor:in) / MAYFIELD ALICE (Autor:in) / STROPKAY SCOTT E (Autor:in) / MATTHEWS MARK (Autor:in) / HUTKER EVAN (Autor:in)
21.05.2019
Patent
Elektronische Ressource
Englisch
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