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.)
G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
G08B26/008—Alarm systems in which substations are interrogated in succession by a central station central annunciator means of the sensed conditions, e.g. displaying or registering
Verfahren zum Bereinigen einer durch Fernuebertragung empfangenen telegraphischen Nachricht bzw. einer durch elektrische Stromstoesse bewirkten Fernbetaetigung von aufgenommenen Stoerzeichen bzw. von falschen Stromstoessen