CA336662A - Appareil de sous-station telephonique - Google Patents

Appareil de sous-station telephonique

Info

Publication number: CA336662A
Authority: CA; Canada
Prior art keywords: substation apparatus; telephone substation; telephone; substation
Prior art date: 1933-10-24
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

CA336662A

Other languages

English (en)

Inventor

Hobbis King Douglas

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.)

AT&T Corp

Original Assignee

Western Electric Co Inc

Publication date

1933-10-24

1933-10-24 Application granted granted Critical

1933-10-24 Publication of CA336662A publication Critical patent/CA336662A/fr

Status Expired legal-status Critical Current

Links

CA336662A Appareil de sous-station telephonique Expired CA336662A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA336662T

Publications (1)

Publication Number	Publication Date
CA336662A true CA336662A (fr)	1933-10-24

Family

ID=35299804

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA336662A Expired CA336662A (fr)			Appareil de sous-station telephonique

Country Status (1)

Country	Link
CA (1)	CA336662A (fr)

0
- CA CA336662A patent/CA336662A/fr not_active Expired

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