CA396642A - Systeme de signalisation a hautes frequences - Google Patents

Systeme de signalisation a hautes frequences

Info

Publication number: CA396642A
Authority: CA; Canada
Prior art keywords: high frequency; signalling system; frequency signalling; signalling; frequency
Prior art date: 1941-05-20
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

CA396642A

Other languages

English (en)

Inventor

Cecil Cork Edward

Lade Pawsey Joseph

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.)

Electrical and Musical Industries Ltd

Original Assignee

Electrical and Musical Industries Ltd

Publication date

1941-05-20

1941-05-20 Application granted granted Critical

1941-05-20 Publication of CA396642A publication Critical patent/CA396642A/fr

Status Expired legal-status Critical Current

Links

230000011664 signaling Effects 0.000 title 1

CA396642A Systeme de signalisation a hautes frequences Expired CA396642A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA396642T

Publications (1)

Publication Number	Publication Date
CA396642A true CA396642A (fr)	1941-05-20

Family

ID=35404073

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA396642A Expired CA396642A (fr)			Systeme de signalisation a hautes frequences

Country Status (1)

Country	Link
CA (1)	CA396642A (fr)

0
- CA CA396642A patent/CA396642A/fr not_active Expired

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