CA298709A - Systeme de signalisation - Google Patents

Systeme de signalisation

Info

Publication number: CA298709A
Authority: CA; Canada
Prior art keywords: signalling system; signalling
Prior art date: 1930-03-25
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

CA298709A

Other languages

English (en)

Inventor

B. Long Maurice

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

1930-03-25

1930-03-25 Application granted granted Critical

1930-03-25 Publication of CA298709A publication Critical patent/CA298709A/fr

Status Expired legal-status Critical Current

Links

230000011664 signaling Effects 0.000 title 1

CA298709A Systeme de signalisation Expired CA298709A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA298709T

Publications (1)

Publication Number	Publication Date
CA298709A true CA298709A (fr)	1930-03-25

Family

ID=35236028

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA298709A Expired CA298709A (fr)			Systeme de signalisation

Country Status (1)

Country	Link
CA (1)	CA298709A (fr)

0
- CA CA298709A patent/CA298709A/fr not_active Expired

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