Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
September 13, 2022
Patent Application Number
17237286
Date Filed
April 22, 2021
Patent Primary Examiner
An apparatus has a device installed on an entrance wall bracket. The apparatus includes a fixing member configured to fix the device to the entrance wall bracket, a detection switch selectively pushed by the fixing member to detect whether the fixing member is released, and a tamper unit operating a tamper function when the release of the fixing member is detected through the detection switch.
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