CA490500A - Systeme de commande de signal de chemin de fer - Google Patents

Systeme de commande de signal de chemin de fer

Info

Publication number: CA490500A
Authority: CA; Canada
Prior art keywords: control system; signal control; railway signal; railway; signal
Prior art date: 1953-02-10
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

CA490500A

Other languages

English (en)

Inventor

H. Claus William

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.)

Hitachi Rail STS USA Inc

Original Assignee

Union Switch and Signal Inc

Publication date

1953-02-10

1953-02-10 Application granted granted Critical

1953-02-10 Publication of CA490500A publication Critical patent/CA490500A/fr

Status Expired legal-status Critical Current

Links

CA490500A Systeme de commande de signal de chemin de fer Expired CA490500A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA490500T

Publications (1)

Publication Number	Publication Date
CA490500A true CA490500A (fr)	1953-02-10

Family

ID=35630236

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA490500A Expired CA490500A (fr)			Systeme de commande de signal de chemin de fer

Country Status (1)

Country	Link
CA (1)	CA490500A (fr)

0
- CA CA490500A patent/CA490500A/fr not_active Expired

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