CA243889A - Systeme telephonometrique - Google Patents

Systeme telephonometrique

Info

Publication number
CA243889A
CA243889A CA243889A CA243889DA CA243889A CA 243889 A CA243889 A CA 243889A CA 243889 A CA243889 A CA 243889A CA 243889D A CA243889D A CA 243889DA CA 243889 A CA243889 A CA 243889A
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
CA243889A
Other languages
English (en)
Inventor
Wicks John
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 CA243889A publication Critical patent/CA243889A/fr
Expired legal-status Critical Current

Links

CA243889A Systeme telephonometrique Expired CA243889A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA243889T

Publications (1)

Publication Number Publication Date
CA243889A true CA243889A (fr) 1924-10-21

Family

ID=35147916

Family Applications (1)

Application Number Title Priority Date Filing Date
CA243889A Expired CA243889A (fr) Systeme telephonometrique

Country Status (1)

Country Link
CA (1) CA243889A (fr)

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