CA473331A - Appareils detecteurs pour circulation ferroviaire - Google Patents

Appareils detecteurs pour circulation ferroviaire

Info

Publication number: CA473331A
Authority: CA; Canada
Prior art keywords: detecting apparatus; traffic detecting; traffic; detecting
Prior art date: 1951-05-01
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

CA473331A

Other languages

English (en)

Inventor

N. Martin Paul

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

1951-05-01

1951-05-01 Application granted granted Critical

1951-05-01 Publication of CA473331A publication Critical patent/CA473331A/fr

Status Expired legal-status Critical Current

Links

CA473331A Appareils detecteurs pour circulation ferroviaire Expired CA473331A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA473331T

Publications (1)

Publication Number	Publication Date
CA473331A true CA473331A (fr)	1951-05-01

Family

ID=35607302

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA473331A Expired CA473331A (fr)			Appareils detecteurs pour circulation ferroviaire

Country Status (1)

Country	Link
CA (1)	CA473331A (fr)

0
- CA CA473331A patent/CA473331A/fr not_active Expired

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