IE853213L - Telephone line status circuit - Google Patents

Telephone line status circuit

Info

Publication number
IE853213L
IE853213L IE321385A IE321385A IE853213L IE 853213 L IE853213 L IE 853213L IE 321385 A IE321385 A IE 321385A IE 321385 A IE321385 A IE 321385A IE 853213 L IE853213 L IE 853213L
Authority
IE
Ireland
Prior art keywords
telephone line
line status
status circuit
circuit
telephone
Prior art date
Application number
IE321385A
Original Assignee
Mitel Corp
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 Mitel Corp filed Critical Mitel Corp
Priority to IE321385A priority Critical patent/IE853213L/en
Publication of IE853213L publication Critical patent/IE853213L/en

Links

IE321385A 1985-12-18 1985-12-18 Telephone line status circuit IE853213L (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IE321385A IE853213L (en) 1985-12-18 1985-12-18 Telephone line status circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IE321385A IE853213L (en) 1985-12-18 1985-12-18 Telephone line status circuit

Publications (1)

Publication Number Publication Date
IE853213L true IE853213L (en) 1986-12-12

Family

ID=11038080

Family Applications (1)

Application Number Title Priority Date Filing Date
IE321385A IE853213L (en) 1985-12-18 1985-12-18 Telephone line status circuit

Country Status (1)

Country Link
IE (1) IE853213L (en)

Similar Documents

Publication Publication Date Title
EP0212632A3 (en) Subscriber line interface circuit
GB2176372B (en) Telephone line status circuit
GB8705311D0 (en) Telephone line switch
GB2181324B (en) Telephone circuits
GB2184893B (en) Circuit arrangement
GB2183967B (en) Constant power telephone line circuit
GB8531760D0 (en) Telephone equipment
GB8426439D0 (en) Telecommunication line circuit
GB2182527B (en) Telephone circuit
EP0323223A3 (en) Telephone interface circuit
GB8514796D0 (en) Telephone circuits
GB2167920B (en) Telephone circuit
GB8610627D0 (en) Telephone circuits
GB2180725B (en) Digital communication circuit
GB2163320B (en) Telephone circuit
DE3664992D1 (en) Subscriber line monitoring circuit
GB2189968B (en) Telephone interface circuit
GB8511834D0 (en) Office line holding circuit
GB2184330B (en) Telephone circuit
IE853213L (en) Telephone line status circuit
GB2177874B (en) Conference circuit
GB8508207D0 (en) Circuit arrangement
GB8627163D0 (en) Telephone keypads
AU95734S (en) Telephone set
GB8529230D0 (en) Telephone keypads