CA372071A - Systeme de signalisation - Google Patents

Systeme de signalisation

Info

Publication number: CA372071A
Authority: CA; Canada
Prior art keywords: signalling system; signalling
Prior art date: 1938-02-22
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

CA372071A

Other languages

English (en)

Inventor

Manvers Pruden Harold

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.)

AT&T Corp

Original Assignee

Western Electric Co Inc

Publication date

1938-02-22

1938-02-22 Application granted granted Critical

1938-02-22 Publication of CA372071A publication Critical patent/CA372071A/fr

Status Expired legal-status Critical Current

Links

230000011664 signaling Effects 0.000 title 1

CA372071A Systeme de signalisation Expired CA372071A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA372071T

Publications (1)

Publication Number	Publication Date
CA372071A true CA372071A (fr)	1938-02-22

Family

ID=35373136

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA372071A Expired CA372071A (fr)			Systeme de signalisation

Country Status (1)

Country	Link
CA (1)	CA372071A (fr)

0
- CA CA372071A patent/CA372071A/fr not_active Expired

Similar Documents

Publication	Publication Date	Title
CA372071A (fr)	1938-02-22	Systeme de signalisation
CA371179A (fr)	1938-01-11	Systeme de signalisation
CA371180A (fr)	1938-01-11	Systeme de signalisation
CA371517A (fr)	1938-01-25	Systeme de signalisation
CA371648A (fr)	1938-02-01	Systeme de signaux
CA373918A (fr)	1938-05-24	Systeme de signalisation
CA374272A (fr)	1938-06-07	Systeme de signalisation
CA376404A (fr)	1938-09-13	Systeme de signalisation
CA376831A (fr)	1938-10-04	Systeme de signalisation
CA378259A (fr)	1938-12-13	Systeme de signalisation
AU107870B2 (en)	1939-07-13	Secrecy signalling system
CA373049A (fr)	1938-04-12	Systeme de signalisation electrique
CA376695A (fr)	1938-09-27	Systeme de signalisation electrique
CA373655A (fr)	1938-05-10	Systeme de telemoteur
CA374719A (fr)	1938-06-28	Systeme collecteur de signaux par ondes
CA376997A (fr)	1938-10-11	Systeme selecteur des signaux
CA372282A (fr)	1938-03-08	Systeme de signalisation par ondes
CA374509A (fr)	1938-06-21	Systeme de signalisation par ondes
CA376082A (fr)	1938-08-30	Systeme de signalisation par ondes
CA379450A (fr)	1939-02-07	Systeme de signalisation
CA382192A (fr)	1939-06-20	Systeme de signalisation
CA384895A (fr)	1939-10-31	Systeme de signalisation
CA371298A (fr)	1938-01-18	Dispositif de signalisation
CA372126A (fr)	1938-03-01	Systeme de signalisation a haute frequence
CA375047A (fr)	1938-07-12	Systeme de signalisation a haute frequence