Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
E05B39/00—Locks giving indication of authorised or unauthorised unlocking
E05B39/02—Locks giving indication of authorised or unauthorised unlocking with destructible seal closures or paper closures
E05B39/025—Locks giving indication of authorised or unauthorised unlocking with destructible seal closures or paper closures with fracturable glass or the like, e.g. for emergency exits