IE37816B1 - Line circuit for a key telephone system - Google Patents

Line circuit for a key telephone system

Info

Publication number
IE37816B1
IE37816B1 IE35973A IE35973A IE37816B1 IE 37816 B1 IE37816 B1 IE 37816B1 IE 35973 A IE35973 A IE 35973A IE 35973 A IE35973 A IE 35973A IE 37816 B1 IE37816 B1 IE 37816B1
Authority
IE
Ireland
Prior art keywords
telephone system
line circuit
key telephone
key
circuit
Prior art date
Application number
IE35973A
Original Assignee
Northern Electric Co
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 Northern Electric Co filed Critical Northern Electric Co
Priority to IE35973A priority Critical patent/IE37816B1/en
Publication of IE37816B1 publication Critical patent/IE37816B1/en

Links

IE35973A 1973-03-06 1973-03-06 Line circuit for a key telephone system IE37816B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IE35973A IE37816B1 (en) 1973-03-06 1973-03-06 Line circuit for a key telephone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IE35973A IE37816B1 (en) 1973-03-06 1973-03-06 Line circuit for a key telephone system

Publications (1)

Publication Number Publication Date
IE37816B1 true IE37816B1 (en) 1977-10-26

Family

ID=11011138

Family Applications (1)

Application Number Title Priority Date Filing Date
IE35973A IE37816B1 (en) 1973-03-06 1973-03-06 Line circuit for a key telephone system

Country Status (1)

Country Link
IE (1) IE37816B1 (en)

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