CA236489A - Systeme telephonometrique - Google Patents

Systeme telephonometrique

Info

Publication number
CA236489A
CA236489A CA236489A CA236489DA CA236489A CA 236489 A CA236489 A CA 236489A CA 236489 A CA236489 A CA 236489A CA 236489D A CA236489D A CA 236489DA CA 236489 A CA236489 A CA 236489A
Authority
CA
Canada
Prior art keywords
telephone system
measured service
service telephone
measured
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.)
Expired
Application number
CA236489A
Other languages
English (en)
Inventor
D. Willis Bernard
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
Publication date
Application granted granted Critical
Publication of CA236489A publication Critical patent/CA236489A/fr
Expired legal-status Critical Current

Links

CA236489A Systeme telephonometrique Expired CA236489A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA236489T

Publications (1)

Publication Number Publication Date
CA236489A true CA236489A (fr) 1923-12-18

Family

ID=35133863

Family Applications (1)

Application Number Title Priority Date Filing Date
CA236489A Expired CA236489A (fr) Systeme telephonometrique

Country Status (1)

Country Link
CA (1) CA236489A (fr)

Similar Documents

Publication Publication Date Title
CA220468A (fr) Systeme telephonometrique
CA215092A (fr) Systeme telephonometrique
CA216525A (fr) Systeme telephonometrique
CA215096A (fr) Systeme telephonometrique
CA218024A (fr) Systeme telephonometrique
CA219451A (fr) Systeme telephonometrique
CA215089A (fr) Systeme telephonometrique
CA219822A (fr) Systeme telephonometrique
CA219452A (fr) Systeme telephonometrique
CA220099A (fr) Systeme telephonometrique
CA215095A (fr) Systeme telephonometrique
CA237624A (fr) Systeme telephonometrique
CA238913A (fr) Systeme telephonometrique
CA237628A (fr) Systeme telephonometrique
CA243883A (fr) Systeme telephonometrique
CA243889A (fr) Systeme telephonometrique
CA245448A (fr) Systeme telephonometrique
CA231109A (fr) Systeme telephonique
CA250580A (fr) Reseau telephonometrique
CA248706A (fr) Systeme telephonometrique
CA210754A (fr) Systeme telephonique a mesure du service
CA209355A (fr) Systeme telephonique a service mesure
CA232426A (fr) Dispositif d'appel
CA235660A (fr) Systeme telephonique
CA229688A (fr) Systeme telephonique