CA954244A - Mode selector for telephone station sets - Google Patents

Mode selector for telephone station sets

Info

Publication number: CA954244A
Authority: CA; Canada
Prior art keywords: mode selector; telephone station; station sets; sets; telephone
Prior art date: 1973-01-30
Legal status (The legal status 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 status listed.): Expired

Application number

CA162,417A

Other languages

English (en)

Other versions

CA162417S (en

Inventor

Allan Y.F. Lee

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Nortel Networks Technology Corp

Original Assignee

Bell Northern Research 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.)

1973-01-30

Filing date

1973-01-30

Publication date

1974-09-03

1973-01-30 Application filed by Bell Northern Research Ltd filed Critical Bell Northern Research Ltd

1973-01-30 Priority to CA162,417A priority Critical patent/CA954244A/en

1973-11-07 Priority to ZA738562A priority patent/ZA738562B/xx

1973-11-20 Priority to GB5388373A priority patent/GB1452315A/en

1973-11-22 Priority to AU62817/73A priority patent/AU475150B2/en

1973-11-22 Priority to IE2125/73A priority patent/IE38542B1/xx

1973-11-30 Priority to FR7342859A priority patent/FR2215762B1/fr

1973-12-28 Priority to NL7317766A priority patent/NL7317766A/xx

1974-01-02 Priority to DE2400025A priority patent/DE2400025A1/de

1974-01-07 Priority to BR52/74A priority patent/BR7400052D0/pt

1974-01-29 Priority to IT19926/74A priority patent/IT1007144B/it

1974-01-29 Priority to DK46474AA priority patent/DK138097B/da

1974-01-30 Priority to BE140379A priority patent/BE810399A/xx

1974-09-03 Application granted granted Critical

1974-09-03 Publication of CA954244A publication Critical patent/CA954244A/en

Status Expired legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/001—Two-way communication systems between a limited number of parties
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/71—Substation extension arrangements

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Sub-Exchange Stations And Push- Button Telephones (AREA)
Telephone Set Structure (AREA)

CA162,417A 1973-01-30 1973-01-30 Mode selector for telephone station sets Expired CA954244A (en)

Priority Applications (12)

Application Number	Priority Date	Filing Date	Title
CA162,417A CA954244A (en)	1973-01-30	1973-01-30	Mode selector for telephone station sets
ZA738562A ZA738562B (en)	1973-01-30	1973-11-07	Mode selector for telephone station sets
GB5388373A GB1452315A (en)	1973-01-30	1973-11-20	Telephone station
AU62817/73A AU475150B2 (en)	1973-01-30	1973-11-22	Mode selector for telephone station sets
IE2125/73A IE38542B1 (en)	1973-01-30	1973-11-22	Telephone station
FR7342859A FR2215762B1 (da)	1973-01-30	1973-11-30
NL7317766A NL7317766A (da)	1973-01-30	1973-12-28
DE2400025A DE2400025A1 (de)	1973-01-30	1974-01-02	Betriebsartwaehler fuer telephonapparate
BR52/74A BR7400052D0 (pt)	1973-01-30	1974-01-07	Seletor de onda para aparelhos da estacao telefonica
IT19926/74A IT1007144B (it)	1973-01-30	1974-01-29	Selettore di modo per stazioni telefoniche
DK46474AA DK138097B (da)	1973-01-30	1974-01-29	Funktionsomskifter til brug i en abonnenstation i et telefonanlæg til alternativ tilkobling af et tilslutningsapparat til en telefonledning.
BE140379A BE810399A (fr)	1973-01-30	1974-01-30	Poste telephonique

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA162,417A CA954244A (en)	1973-01-30	1973-01-30	Mode selector for telephone station sets

Publications (1)

Publication Number	Publication Date
CA954244A true CA954244A (en)	1974-09-03

Family

ID=4095684

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA162,417A Expired CA954244A (en)	1973-01-30	1973-01-30	Mode selector for telephone station sets

Country Status (12)

Country	Link
AU (1)	AU475150B2 (da)
BE (1)	BE810399A (da)
BR (1)	BR7400052D0 (da)
CA (1)	CA954244A (da)
DE (1)	DE2400025A1 (da)
DK (1)	DK138097B (da)
FR (1)	FR2215762B1 (da)
GB (1)	GB1452315A (da)
IE (1)	IE38542B1 (da)
IT (1)	IT1007144B (da)
NL (1)	NL7317766A (da)
ZA (1)	ZA738562B (da)

1973
- 1973-01-30 CA CA162,417A patent/CA954244A/en not_active Expired
- 1973-11-07 ZA ZA738562A patent/ZA738562B/xx unknown
- 1973-11-20 GB GB5388373A patent/GB1452315A/en not_active Expired
- 1973-11-22 AU AU62817/73A patent/AU475150B2/en not_active Expired
- 1973-11-22 IE IE2125/73A patent/IE38542B1/xx unknown
- 1973-11-30 FR FR7342859A patent/FR2215762B1/fr not_active Expired
- 1973-12-28 NL NL7317766A patent/NL7317766A/xx not_active Application Discontinuation
1974
- 1974-01-02 DE DE2400025A patent/DE2400025A1/de not_active Ceased
- 1974-01-07 BR BR52/74A patent/BR7400052D0/pt unknown
- 1974-01-29 IT IT19926/74A patent/IT1007144B/it active
- 1974-01-29 DK DK46474AA patent/DK138097B/da unknown
- 1974-01-30 BE BE140379A patent/BE810399A/xx unknown

Also Published As

Publication number	Publication date
FR2215762A1 (da)	1974-08-23
GB1452315A (en)	1976-10-13
AU475150B2 (en)	1976-08-12
FR2215762B1 (da)	1980-02-08
DK138097B (da)	1978-07-10
BR7400052D0 (pt)	1974-08-22
AU6281773A (en)	1975-05-22
IT1007144B (it)	1976-10-30
DK138097C (da)	1978-11-27
DE2400025A1 (de)	1974-08-01
IE38542L (en)	1974-07-20
NL7317766A (da)	1974-08-01
BE810399A (fr)	1974-05-16
IE38542B1 (en)	1978-04-12
ZA738562B (en)	1974-10-30

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