CA243884A - Systeme d'essais telephoniques - Google Patents

Systeme d'essais telephoniques

Info

Publication number
CA243884A
CA243884A CA243884A CA243884DA CA243884A CA 243884 A CA243884 A CA 243884A CA 243884 A CA243884 A CA 243884A CA 243884D A CA243884D A CA 243884DA CA 243884 A CA243884 A CA 243884A
Authority
CA
Canada
Prior art keywords
testing system
telephone testing
telephone
testing
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
CA243884A
Other languages
English (en)
Inventor
E. Lomax Clarence
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 CA243884A publication Critical patent/CA243884A/fr
Expired legal-status Critical Current

Links

CA243884A Systeme d'essais telephoniques Expired CA243884A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA243884T

Publications (1)

Publication Number Publication Date
CA243884A true CA243884A (fr) 1924-10-21

Family

ID=35147911

Family Applications (1)

Application Number Title Priority Date Filing Date
CA243884A Expired CA243884A (fr) Systeme d'essais telephoniques

Country Status (1)

Country Link
CA (1) CA243884A (fr)

Similar Documents

Publication Publication Date Title
CA237629A (fr) Systeme telephonique
CA243884A (fr) Systeme d'essais telephoniques
CA238916A (fr) Systeme d'essais telephoniques
CA238905A (fr) Systeme telephonique
CA237631A (fr) Systeme telephonique
CA237255A (fr) Systeme telephonique
CA237256A (fr) Systeme telephonique
CA237620A (fr) Systeme telephonique
CA237621A (fr) Systeme telephonique
CA237623A (fr) Systeme telephonique
CA237625A (fr) Systeme telephonique
CA237626A (fr) Systeme telephonique
CA237627A (fr) Systeme telephonique
CA237105A (fr) Systeme telephonique
CA237630A (fr) Systeme telephonique
CA238908A (fr) Systeme telephonique
CA238138A (fr) Systeme telephonique
CA238139A (fr) Systeme telephonique
CA238140A (fr) Systeme telephonique
CA238141A (fr) Systeme telephonique
CA238143A (fr) Systeme telephonique
CA238563A (fr) Systeme telephonique
CA238573A (fr) Systeme telephonique
CA238576A (fr) Systeme telephonique
CA237104A (fr) Systeme telephonique