CA331660A - Railway interlocking system - Google Patents

Railway interlocking system

Info

Publication number: CA331660A
Authority: CA; Canada
Prior art keywords: interlocking system; railway interlocking; railway; interlocking
Prior art date: 1933-04-11
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

CA331660A

Other languages

French (fr)

Inventor

E. Stephenson James

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.)

SPX Technologies Inc

Original Assignee

General Railway Signal Co

Publication date

1933-04-11

1933-04-11 Application granted granted Critical

1933-04-11 Publication of CA331660A publication Critical patent/CA331660A/en

Status Expired legal-status Critical Current

Links

CA331660A Railway interlocking system Expired CA331660A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA331660T

Publications (1)

Publication Number	Publication Date
CA331660A true CA331660A (en)	1933-04-11

Family

ID=35294030

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA331660A Expired CA331660A (en)			Railway interlocking system

Country Status (1)

Country	Link
CA (1)	CA331660A (en)

0
- CA CA331660A patent/CA331660A/en not_active Expired

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