CA275487A - Appareil prevenant le fonctionnement - Google Patents

Appareil prevenant le fonctionnement

Info

Publication number
CA275487A
CA275487A CA275487A CA275487DA CA275487A CA 275487 A CA275487 A CA 275487A CA 275487 A CA275487 A CA 275487A CA 275487D A CA275487D A CA 275487DA CA 275487 A CA275487 A CA 275487A
Authority
CA
Canada
Prior art keywords
forestalling
train
train forestalling
forestalling apparatus
Prior art date
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
CA275487A
Other languages
English (en)
Inventor
Jean Francis Webb, Jr.
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.)
INTERNATIONAL SIGNAL CO
Original Assignee
INTERNATIONAL SIGNAL CO
Publication date
Application granted granted Critical
Publication of CA275487A publication Critical patent/CA275487A/fr
Expired legal-status Critical Current

Links

CA275487A Appareil prevenant le fonctionnement Expired CA275487A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA275487T

Publications (1)

Publication Number Publication Date
CA275487A true CA275487A (fr) 1927-11-15

Family

ID=35205519

Family Applications (1)

Application Number Title Priority Date Filing Date
CA275487A Expired CA275487A (fr) Appareil prevenant le fonctionnement

Country Status (1)

Country Link
CA (1) CA275487A (fr)

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