CA483652A - Appareil de protection de traffic - Google Patents

Appareil de protection de traffic

Info

Publication number: CA483652A
Authority: CA; Canada
Prior art keywords: protection apparatus; traffic protection; traffic; protection
Prior art date: 1952-05-27
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

CA483652A

Other languages

English (en)

Inventor

C. Bettison David

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

1952-05-27

1952-05-27 Application granted granted Critical

1952-05-27 Publication of CA483652A publication Critical patent/CA483652A/fr

Status Expired legal-status Critical Current

Links

CA483652A Appareil de protection de traffic Expired CA483652A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA483652T

Publications (1)

Publication Number	Publication Date
CA483652A true CA483652A (fr)	1952-05-27

Family

ID=35623341

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA483652A Expired CA483652A (fr)			Appareil de protection de traffic

Country Status (1)

Country	Link
CA (1)	CA483652A (fr)

0
- CA CA483652A patent/CA483652A/fr not_active Expired

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