IE17843L - Voice frequency signalling. - Google Patents

Voice frequency signalling.

Info

Publication number
IE17843L
IE17843L IE46945A IE46945A IE17843L IE 17843 L IE17843 L IE 17843L IE 46945 A IE46945 A IE 46945A IE 46945 A IE46945 A IE 46945A IE 17843 L IE17843 L IE 17843L
Authority
IE
Ireland
Prior art keywords
voice frequency
frequency signalling
signalling
voice
frequency
Prior art date
Application number
IE46945A
Original Assignee
Standard Telephones Cables 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 Standard Telephones Cables Ltd filed Critical Standard Telephones Cables Ltd
Priority to IE46945A priority Critical patent/IE17843L/en
Publication of IE17843L publication Critical patent/IE17843L/en

Links

IE46945A 1945-12-17 1945-12-17 Voice frequency signalling. IE17843L (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IE46945A IE17843L (en) 1945-12-17 1945-12-17 Voice frequency signalling.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IE46945A IE17843L (en) 1945-12-17 1945-12-17 Voice frequency signalling.

Publications (1)

Publication Number Publication Date
IE17843L true IE17843L (en) 1946-06-26

Family

ID=11013114

Family Applications (1)

Application Number Title Priority Date Filing Date
IE46945A IE17843L (en) 1945-12-17 1945-12-17 Voice frequency signalling.

Country Status (1)

Country Link
IE (1) IE17843L (en)

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