SE389250B - Kretsanordning for hallning av samtalsforbindelser i en kommuniktationsanleggning - Google Patents

Kretsanordning for hallning av samtalsforbindelser i en kommuniktationsanleggning

Info

Publication number
SE389250B
SE389250B SE7017133A SE1713370A SE389250B SE 389250 B SE389250 B SE 389250B SE 7017133 A SE7017133 A SE 7017133A SE 1713370 A SE1713370 A SE 1713370A SE 389250 B SE389250 B SE 389250B
Authority
SE
Sweden
Prior art keywords
pleasing
communication system
circuit device
call connections
call
Prior art date
Application number
SE7017133A
Other languages
English (en)
Swedish (sv)
Inventor
G E Hutton
Original Assignee
Western 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 Western Electric Co filed Critical Western Electric Co
Publication of SE389250B publication Critical patent/SE389250B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/428—Arrangements for placing incoming calls on hold
    • H04M3/4283—Call holding circuits
SE7017133A 1969-12-18 1970-12-17 Kretsanordning for hallning av samtalsforbindelser i en kommuniktationsanleggning SE389250B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88606869A 1969-12-18 1969-12-18

Publications (1)

Publication Number Publication Date
SE389250B true SE389250B (sv) 1976-10-25

Family

ID=25388309

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7017133A SE389250B (sv) 1969-12-18 1970-12-17 Kretsanordning for hallning av samtalsforbindelser i en kommuniktationsanleggning

Country Status (7)

Country Link
US (1) US3725600A (fr)
JP (1) JPS5130962B1 (fr)
CA (1) CA918322A (fr)
DE (1) DE2062235C3 (fr)
FR (1) FR2073779A5 (fr)
GB (1) GB1328836A (fr)
SE (1) SE389250B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3916116A (en) * 1973-12-12 1975-10-28 Bell Telephone Labor Inc Hold bridge circuit
US4001520A (en) * 1975-02-20 1977-01-04 Waldman Herbert H Hold circuit for telephones
US3997734A (en) * 1975-11-24 1976-12-14 Melco Telephone hold attachment
US4011413A (en) * 1976-01-12 1977-03-08 Gimix, Inc. Hold circuit for telephone
JPS5290204A (en) * 1976-01-26 1977-07-29 Nikko Electric Mfg Device for holding telephone channel
US4093829A (en) * 1977-03-14 1978-06-06 Silberman Robert L Single line telephone hold circuit
US4169216A (en) * 1978-05-08 1979-09-25 Northern Telecom Limited Electronic hold and hold-release circuit for a telephone set in a multiple extension single line telephone system
ES479429A1 (es) * 1979-04-09 1979-11-01 Standard Electrica Sa Mejoras exn circuitos de retencion de linea telefonica.
US4228324A (en) * 1979-05-14 1980-10-14 Crest Industries, Inc. Key telephone system having interstation signalling during hold condition
US4419543A (en) * 1982-05-20 1983-12-06 Kelm Edward C Tone activated hold circuit
JPS60116300A (ja) * 1983-11-28 1985-06-22 Nitsuko Ltd 電話機の保留状態の自動解除回路
AU4221785A (en) * 1984-05-10 1985-11-14 Nitsuko Ltd. Office line holding circuit
JPH02256469A (ja) * 1988-09-28 1990-10-17 Sueji Yasutomi 植込ボルト用の締付具
US6836478B1 (en) 1999-12-30 2004-12-28 At&T Corp. Call hold with reminder and information push
US11005988B1 (en) 2019-12-27 2021-05-11 Qualcomm Incorporated Smart notification system for voice calls

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US26722A (en) * 1860-01-03 James tucker
US3420963A (en) * 1965-07-30 1969-01-07 Bell Telephone Labor Inc Communication system line circuit particularly for key telephone systems
US3427407A (en) * 1965-09-30 1969-02-11 American Telephone & Telegraph Multi-line holding circuit for subscribers' stations
US3436488A (en) * 1966-03-17 1969-04-01 Bell Telephone Labor Inc Line circuit for a key telephone system utilizing a single multifunction supervisory relay

Also Published As

Publication number Publication date
US3725600A (en) 1973-04-03
CA918322A (en) 1973-01-02
FR2073779A5 (fr) 1971-10-01
DE2062235C3 (de) 1974-05-22
DE2062235A1 (de) 1971-06-24
JPS5130962B1 (fr) 1976-09-03
DE2062235B2 (de) 1973-10-31
GB1328836A (en) 1973-09-05

Similar Documents

Publication Publication Date Title
CH532868A (de) Fernmeldeanlage
SE411802B (sv) Datakommunikationssystem
SE389250B (sv) Kretsanordning for hallning av samtalsforbindelser i en kommuniktationsanleggning
BE754235A (fr) Circuit de supervision pour lignes telephoniques
SE383951B (sv) Kopplingsanordning for tidsuppdelade telefonisystem
BE756819A (fr) Systeme de communication
CA925233A (en) Subscriber telephone circuit
AT310815B (de) Funktelephoniesystem
SE381547B (sv) Kretsanordning for fordelning av inkommande anrop
SE395997B (sv) Kretsanordning for upprettande av forbindelser i en telekommunikationsvexel
CA851280A (en) Telephone security device
BE756430A (fr) Dispositif a contacts
BE755650A (fr) Dispositif mobile de curage
BE760949A (nl) Automatisch telecommunicatiestelsel
BE748350A (nl) Telecommunicatiestelsel
BE744748A (fr) Circuit selectif
AT302188B (de) Wählvorrichtung
CA807765A (en) Line circuit for a telephone system
SE393913B (sv) Kopplingsanordning i en kommunikationsanleggning
CA817520A (en) Photo-flashing circuit device
SE383469B (sv) Forbindelseanordning for en tidsmultiplex-telefonanleggning
ES186050Y (es) Mejoras en aparatos telefonicos.
CA807763A (en) Coin telephone control circuit
BE760950R (nl) Automatisch telecommunicatiestelsel
BE756425A (fr) Dispositif de branchement