PL248581A1 - Telephone link monitoring circuit - Google Patents

Telephone link monitoring circuit

Info

Publication number
PL248581A1
PL248581A1 PL24858184A PL24858184A PL248581A1 PL 248581 A1 PL248581 A1 PL 248581A1 PL 24858184 A PL24858184 A PL 24858184A PL 24858184 A PL24858184 A PL 24858184A PL 248581 A1 PL248581 A1 PL 248581A1
Authority
PL
Poland
Prior art keywords
monitoring circuit
link monitoring
telephone link
telephone
circuit
Prior art date
Application number
PL24858184A
Other versions
PL145273B1 (en
Inventor
Marian Ligmanowski
Marcin Pobudzin
Original Assignee
Inst Lacznosci
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 Inst Lacznosci filed Critical Inst Lacznosci
Priority to PL24858184A priority Critical patent/PL145273B1/en
Publication of PL248581A1 publication Critical patent/PL248581A1/en
Publication of PL145273B1 publication Critical patent/PL145273B1/en

Links

PL24858184A 1984-07-05 1984-07-05 Telephone link monitoring circuit PL145273B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL24858184A PL145273B1 (en) 1984-07-05 1984-07-05 Telephone link monitoring circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL24858184A PL145273B1 (en) 1984-07-05 1984-07-05 Telephone link monitoring circuit

Publications (2)

Publication Number Publication Date
PL248581A1 true PL248581A1 (en) 1985-07-16
PL145273B1 PL145273B1 (en) 1988-08-31

Family

ID=20022545

Family Applications (1)

Application Number Title Priority Date Filing Date
PL24858184A PL145273B1 (en) 1984-07-05 1984-07-05 Telephone link monitoring circuit

Country Status (1)

Country Link
PL (1) PL145273B1 (en)

Also Published As

Publication number Publication date
PL145273B1 (en) 1988-08-31

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