CA258432A - Systeme de signalisation - Google Patents

Systeme de signalisation

Info

Publication number: CA258432A
Authority: CA; Canada
Prior art keywords: signaling system; signaling
Prior art date: 1926-02-23
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

CA258432A

Other languages

English (en)

Inventor

J. Gilbert 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.)

INTERNATIONAL WESTERN ELECTRIC Co Inc

AT&T Corp

Original Assignee

INTERNATIONAL WESTERN ELECTRIC Co Inc

Western Electric Co Inc

Publication date

1926-02-23

1926-02-23 Application granted granted Critical

1926-02-23 Publication of CA258432A publication Critical patent/CA258432A/fr

Status Expired legal-status Critical Current

Links

CA258432A Systeme de signalisation Expired CA258432A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA258432T

Publications (1)

Publication Number	Publication Date
CA258432A true CA258432A (fr)	1926-02-23

Family

ID=35166980

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA258432A Expired CA258432A (fr)			Systeme de signalisation

Country Status (1)

Country	Link
CA (1)	CA258432A (fr)

0
- CA CA258432A patent/CA258432A/fr not_active Expired

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