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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co LtdfiledCriticalNEC Corp
Priority to JP10092377ApriorityCriticalpatent/JPS5434697A/en
Publication of JPS5434697ApublicationCriticalpatent/JPS5434697A/en
PURPOSE: To achieve a device which receives the input signals including the intermittent signal from plural units of the external device, and thus to ensure an intensive alarm circuit.
COPYRIGHT: (C)1979,JPO&Japio
JP10092377A1977-08-221977-08-22Alarm signal collecting device
PendingJPS5434697A
(en)