CA1171987A - Systeme telephonique a signal tactile - Google Patents

Systeme telephonique a signal tactile

Info

Publication number
CA1171987A
CA1171987A CA000391334A CA391334A CA1171987A CA 1171987 A CA1171987 A CA 1171987A CA 000391334 A CA000391334 A CA 000391334A CA 391334 A CA391334 A CA 391334A CA 1171987 A CA1171987 A CA 1171987A
Authority
CA
Canada
Prior art keywords
telephone
transmitter
receiver
user
signal
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
Application number
CA000391334A
Other languages
English (en)
Inventor
Lech S. Zielinski
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 CA000391334A priority Critical patent/CA1171987A/fr
Application granted granted Critical
Publication of CA1171987A publication Critical patent/CA1171987A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
CA000391334A 1981-12-02 1981-12-02 Systeme telephonique a signal tactile Expired CA1171987A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000391334A CA1171987A (fr) 1981-12-02 1981-12-02 Systeme telephonique a signal tactile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000391334A CA1171987A (fr) 1981-12-02 1981-12-02 Systeme telephonique a signal tactile

Publications (1)

Publication Number Publication Date
CA1171987A true CA1171987A (fr) 1984-07-31

Family

ID=4121540

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000391334A Expired CA1171987A (fr) 1981-12-02 1981-12-02 Systeme telephonique a signal tactile

Country Status (1)

Country Link
CA (1) CA1171987A (fr)

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry