CA368853A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number: CA368853A
Authority: CA; Canada
Prior art keywords: telephone system; telephone
Prior art date: 1937-09-21
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

CA368853A

Other languages

English (en)

Inventor

Hovland Henry

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 Inc

Original Assignee

Western Electric Co Inc

Publication date

1937-09-21

1937-09-21 Application granted granted Critical

1937-09-21 Publication of CA368853A publication Critical patent/CA368853A/fr

Status Expired legal-status Critical Current

Links

CA368853A Systeme telephonique Expired CA368853A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA368853T

Publications (1)

Publication Number	Publication Date
CA368853A true CA368853A (fr)	1937-09-21

Family

ID=35369920

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA368853A Expired CA368853A (fr)			Systeme telephonique

Country Status (1)

Country	Link
CA (1)	CA368853A (fr)

0
- CA CA368853A patent/CA368853A/fr not_active Expired

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