FR2279280A1 - KEYPAD MODULE FOR TELEPHONE DEVICES - Google Patents

KEYPAD MODULE FOR TELEPHONE DEVICES

Info

Publication number
FR2279280A1
FR2279280A1 FR7522114A FR7522114A FR2279280A1 FR 2279280 A1 FR2279280 A1 FR 2279280A1 FR 7522114 A FR7522114 A FR 7522114A FR 7522114 A FR7522114 A FR 7522114A FR 2279280 A1 FR2279280 A1 FR 2279280A1
Authority
FR
France
Prior art keywords
telephone devices
keypad module
keypad
module
telephone
Prior art date
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.)
Withdrawn
Application number
FR7522114A
Other languages
French (fr)
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 Ltd
Original Assignee
Northern Electric Co 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.)
Filing date
Publication date
Application filed by Northern Electric Co Ltd filed Critical Northern Electric Co Ltd
Publication of FR2279280A1 publication Critical patent/FR2279280A1/en
Withdrawn legal-status Critical Current

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)
FR7522114A 1974-07-15 1975-07-15 KEYPAD MODULE FOR TELEPHONE DEVICES Withdrawn FR2279280A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA204,807A CA991766A (en) 1974-07-15 1974-07-15 Pushbutton key module for telephones

Publications (1)

Publication Number Publication Date
FR2279280A1 true FR2279280A1 (en) 1976-02-13

Family

ID=4100660

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522114A Withdrawn FR2279280A1 (en) 1974-07-15 1975-07-15 KEYPAD MODULE FOR TELEPHONE DEVICES

Country Status (6)

Country Link
JP (1) JPS5133907A (en)
CA (1) CA991766A (en)
DE (1) DE2529948A1 (en)
FR (1) FR2279280A1 (en)
GB (1) GB1474298A (en)
SE (1) SE394157B (en)

Also Published As

Publication number Publication date
GB1474298A (en) 1977-05-18
SE7508042L (en) 1976-01-16
DE2529948A1 (en) 1976-02-05
SE394157B (en) 1977-06-06
CA991766A (en) 1976-06-22
JPS5133907A (en) 1976-03-23

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse