CA376695A - Systeme de signalisation electrique - Google Patents

Systeme de signalisation electrique

Info

Publication number: CA376695A
Authority: CA; Canada
Prior art keywords: signalling system; electrical signalling; electrical; signalling
Prior art date: 1938-09-27
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

CA376695A

Other languages

English (en)

Inventor

Bolshaw Sam

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.)

Associated Telephone and Telegraph Co

Original Assignee

Associated Telephone and Telegraph Co

Publication date

1938-09-27

1938-09-27 Application granted granted Critical

1938-09-27 Publication of CA376695A publication Critical patent/CA376695A/fr

Status Expired legal-status Critical Current

Links

230000011664 signaling Effects 0.000 title 1

CA376695A Systeme de signalisation electrique Expired CA376695A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA376695T

Publications (1)

Publication Number	Publication Date
CA376695A true CA376695A (fr)	1938-09-27

Family

ID=35381019

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA376695A Expired CA376695A (fr)			Systeme de signalisation electrique

Country Status (1)

Country	Link
CA (1)	CA376695A (fr)

0
- CA CA376695A patent/CA376695A/fr not_active Expired

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