BE847657A - Dispositif de numerotation a multifrequences pour poste telephonique a clavier a touches, - Google Patents

Dispositif de numerotation a multifrequences pour poste telephonique a clavier a touches,

Info

Publication number
BE847657A
BE847657A BE171808A BE171808A BE847657A BE 847657 A BE847657 A BE 847657A BE 171808 A BE171808 A BE 171808A BE 171808 A BE171808 A BE 171808A BE 847657 A BE847657 A BE 847657A
Authority
BE
Belgium
Prior art keywords
numbering device
frequency numbering
telephone settings
keypad telephone
keypad
Prior art date
Application number
BE171808A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE847657A publication Critical patent/BE847657A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Push-Button Switches (AREA)
BE171808A 1975-12-17 1976-10-26 Dispositif de numerotation a multifrequences pour poste telephonique a clavier a touches, BE847657A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7538739A FR2336012A1 (fr) 1975-12-17 1975-12-17 Dispositif de numerotation a multifrequences pour poste telephonique a clavier a touches

Publications (1)

Publication Number Publication Date
BE847657A true BE847657A (fr) 1977-02-14

Family

ID=9163864

Family Applications (1)

Application Number Title Priority Date Filing Date
BE171808A BE847657A (fr) 1975-12-17 1976-10-26 Dispositif de numerotation a multifrequences pour poste telephonique a clavier a touches,

Country Status (7)

Country Link
US (1) US4071715A (en:Method)
BE (1) BE847657A (en:Method)
DE (1) DE2651409A1 (en:Method)
FR (1) FR2336012A1 (en:Method)
GB (1) GB1531299A (en:Method)
IT (1) IT1070672B (en:Method)
NL (1) NL7613028A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7701358L (sv) * 1977-02-08 1978-08-09 Rca Corp Kontaktslid ingaende i knappsaken hos en telefonapparat

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL242116A (en:Method) * 1958-11-03
DE1205587B (de) * 1963-09-20 1965-11-25 Siemens Ag Tastenwahleinrichtung fuer Fernsprechanlagen
CH514925A (de) * 1970-06-17 1971-10-31 Holzer Patent Ag Aneinanderreihbarer Drucktastenschalter
US3896283A (en) * 1971-09-01 1975-07-22 Syndyne Corp Two-stage push button switch
US3731032A (en) * 1971-10-28 1973-05-01 Us Controls Corp Electrical switch with contact wiping
IT972200B (it) * 1972-10-16 1974-05-20 Sits Soc It Telecom Siemens Tastiera per un dispositivo di se lezione per sistemi di telecomuni cazioni

Also Published As

Publication number Publication date
FR2336012B1 (en:Method) 1979-10-05
IT1070672B (it) 1985-04-02
DE2651409A1 (de) 1977-06-30
FR2336012A1 (fr) 1977-07-15
GB1531299A (en) 1978-11-08
US4071715A (en) 1978-01-31
NL7613028A (nl) 1977-06-21

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