DK632974A - - Google Patents

Info

Publication number
DK632974A
DK632974A DK632974A DK632974A DK632974A DK 632974 A DK632974 A DK 632974A DK 632974 A DK632974 A DK 632974A DK 632974 A DK632974 A DK 632974A DK 632974 A DK632974 A DK 632974A
Authority
DK
Denmark
Application number
DK632974A
Other languages
Danish (da)
Inventor
G V Lenaerts
E E Auzins
Original Assignee
Northern 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 Northern Electric Co filed Critical Northern Electric Co
Publication of DK632974A publication Critical patent/DK632974A/da

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/26Devices for calling a subscriber
    • H04M1/27Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/272Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
    • H04M1/2725Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial using electronic memories
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M11/00Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/066Telephone sets adapted for data transmision

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
DK632974A 1973-12-06 1974-12-05 DK632974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA187,492A CA994020A (en) 1973-12-06 1973-12-06 Telephone data set

Publications (1)

Publication Number Publication Date
DK632974A true DK632974A (en) 1975-07-28

Family

ID=4098590

Family Applications (1)

Application Number Title Priority Date Filing Date
DK632974A DK632974A (en) 1973-12-06 1974-12-05

Country Status (14)

Country Link
JP (1) JPS50114903A (en)
BE (1) BE822951A (en)
BR (1) BR7410043A (en)
CA (1) CA994020A (en)
DE (1) DE2456825A1 (en)
DK (1) DK632974A (en)
ES (1) ES432662A1 (en)
FR (1) FR2254166A1 (en)
GB (1) GB1446679A (en)
IT (1) IT1026634B (en)
NL (1) NL7415585A (en)
NO (1) NO744379L (en)
SE (1) SE7415286L (en)
ZA (1) ZA747281B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121052A (en) * 1976-01-26 1978-10-17 Richard Herbert L Telephone data recording system
US4087638A (en) * 1976-10-01 1978-05-02 Telaris Telecommunications Inc. DTMF Communication system
DE3112475A1 (en) * 1981-03-26 1983-02-10 Heinrich-Hertz-Institut für Nachrichtentechnik Berlin GmbH, 1000 Berlin Telephone set
US4427848B1 (en) * 1981-12-29 1994-03-29 Telephone Lottery Company Inc Telephonic alphanumeric data transmission system
JPS5917665U (en) * 1983-06-09 1984-02-02 日本電信電話株式会社 Phone with storage function
JPS5917666U (en) * 1983-06-09 1984-02-02 日本電信電話株式会社 push button dial telephone
JPS6345956A (en) * 1986-08-12 1988-02-26 Tokyo Electric Co Ltd Communication terminal equipment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838007A (en) * 1971-09-16 1973-06-05

Also Published As

Publication number Publication date
GB1446679A (en) 1976-08-18
FR2254166A1 (en) 1975-07-04
ES432662A1 (en) 1977-02-16
BE822951A (en) 1975-04-01
NL7415585A (en) 1975-06-10
JPS50114903A (en) 1975-09-09
BR7410043A (en) 1976-05-25
DE2456825A1 (en) 1975-06-12
AU7552474A (en) 1976-05-20
NO744379L (en) 1975-06-30
IT1026634B (en) 1978-10-20
SE7415286L (en) 1975-06-09
ZA747281B (en) 1975-11-26
CA994020A (en) 1976-07-27

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