CA2000978C - Annuaire telephonique a volets - Google Patents

Annuaire telephonique a volets

Info

Publication number
CA2000978C
CA2000978C CA002000978A CA2000978A CA2000978C CA 2000978 C CA2000978 C CA 2000978C CA 002000978 A CA002000978 A CA 002000978A CA 2000978 A CA2000978 A CA 2000978A CA 2000978 C CA2000978 C CA 2000978C
Authority
CA
Canada
Prior art keywords
shutter mechanism
physical
physical spaces
spaces
buttons
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.)
Expired - Fee Related
Application number
CA002000978A
Other languages
English (en)
Other versions
CA2000978A1 (fr
Inventor
Gad Jacob Shaanan
George Victor Lenaerts
Ian Douglas Buchanan
Anthony Michael Smith
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 Telecom 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 Telecom Ltd filed Critical Northern Telecom Ltd
Priority to CA002000978A priority Critical patent/CA2000978C/fr
Publication of CA2000978A1 publication Critical patent/CA2000978A1/fr
Application granted granted Critical
Publication of CA2000978C publication Critical patent/CA2000978C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
CA002000978A 1989-10-18 1989-10-18 Annuaire telephonique a volets Expired - Fee Related CA2000978C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002000978A CA2000978C (fr) 1989-10-18 1989-10-18 Annuaire telephonique a volets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002000978A CA2000978C (fr) 1989-10-18 1989-10-18 Annuaire telephonique a volets

Publications (2)

Publication Number Publication Date
CA2000978A1 CA2000978A1 (fr) 1991-04-18
CA2000978C true CA2000978C (fr) 1993-09-14

Family

ID=4143351

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002000978A Expired - Fee Related CA2000978C (fr) 1989-10-18 1989-10-18 Annuaire telephonique a volets

Country Status (1)

Country Link
CA (1) CA2000978C (fr)

Also Published As

Publication number Publication date
CA2000978A1 (fr) 1991-04-18

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed