A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
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 (author) / RAFFI LAURA KAY (author) / MAYFIELD ALICE (author) / STROPKAY SCOTT E (author) / MATTHEWS MARK (author) / HUTKER EVAN (author)
2016-08-11
Patent
Electronic Resource
English
IPC:
E05B
LOCKS
,
Schlösser
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