IT943700B - Rivelatore di continuita e di poten ziali estranei particolarmente per centrali telefoniche automatiche - Google Patents

Rivelatore di continuita e di poten ziali estranei particolarmente per centrali telefoniche automatiche

Info

Publication number
IT943700B
IT943700B IT32010/71A IT3201071A IT943700B IT 943700 B IT943700 B IT 943700B IT 32010/71 A IT32010/71 A IT 32010/71A IT 3201071 A IT3201071 A IT 3201071A IT 943700 B IT943700 B IT 943700B
Authority
IT
Italy
Prior art keywords
continuity
detector
automatic telephone
centrals
potentials
Prior art date
Application number
IT32010/71A
Other languages
English (en)
Original Assignee
Gte Automatic Electric Lab Inc
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 Gte Automatic Electric Lab Inc filed Critical Gte Automatic Electric Lab Inc
Application granted granted Critical
Publication of IT943700B publication Critical patent/IT943700B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
    • H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
IT32010/71A 1970-12-21 1971-12-03 Rivelatore di continuita e di poten ziali estranei particolarmente per centrali telefoniche automatiche IT943700B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9993570A 1970-12-21 1970-12-21

Publications (1)

Publication Number Publication Date
IT943700B true IT943700B (it) 1973-04-10

Family

ID=22277304

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32010/71A IT943700B (it) 1970-12-21 1971-12-03 Rivelatore di continuita e di poten ziali estranei particolarmente per centrali telefoniche automatiche

Country Status (4)

Country Link
US (1) US3691309A (it)
BE (1) BE776934A (it)
CA (1) CA961962A (it)
IT (1) IT943700B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808381A (en) * 1972-10-24 1974-04-30 Gte Automatic Electric Lab Inc Continuity testing circuit for testing transmission paths
US3825701A (en) * 1973-05-04 1974-07-23 Gte Automatic Electric Lab Inc Arrangement and method for detecting faults in a switching network
IT1031666B (it) * 1975-02-12 1979-05-10 Sits Soc It Telecom Siemens Disposizione circuitale per il controllo automatico della continutta trasmissiva di un collegamento tra utente chiamante e utente chiamato in una rete di fonia e dati
DE10117818C2 (de) * 2001-04-10 2003-03-20 Schott Glas Verfahren zur Verminderung der Verklebungsneigung bei der Heißformgebung von Glas

Also Published As

Publication number Publication date
US3691309A (en) 1972-09-12
BE776934A (fr) 1972-06-20
CA961962A (en) 1975-01-28

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