CA238916A - Systeme d'essais telephoniques - Google Patents

Systeme d'essais telephoniques

Info

Publication number: CA238916A
Authority: CA; Canada
Prior art keywords: testing system; telephone testing; telephone; testing
Prior art date: 1924-03-25
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

CA238916A

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

1924-03-25

1924-03-25 Application granted granted Critical

1924-03-25 Publication of CA238916A publication Critical patent/CA238916A/fr

Status Expired legal-status Critical Current

Links

CA238916A Systeme d'essais telephoniques Expired CA238916A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA238916T

Publications (1)

Publication Number	Publication Date
CA238916A true CA238916A (fr)	1924-03-25

Family

ID=35142947

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA238916A Expired CA238916A (fr)			Systeme d'essais telephoniques

Country Status (1)

Country	Link
CA (1)	CA238916A (fr)

0
- CA CA238916A patent/CA238916A/fr not_active Expired

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