CA317092A - Submarine signalling system - Google Patents

Submarine signalling system

Info

Publication number
CA317092A
CA317092A CA317092A CA317092DA CA317092A CA 317092 A CA317092 A CA 317092A CA 317092 A CA317092 A CA 317092A CA 317092D A CA317092D A CA 317092DA CA 317092 A CA317092 A CA 317092A
Authority
CA
Canada
Prior art keywords
signalling system
submarine signalling
submarine
signalling
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
CA317092A
Other languages
French (fr)
Inventor
J. Gilbert John
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
Application granted granted Critical
Publication of CA317092A publication Critical patent/CA317092A/en
Expired legal-status Critical Current

Links

CA317092A Submarine signalling system Expired CA317092A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA317092T

Publications (1)

Publication Number Publication Date
CA317092A true CA317092A (en) 1931-11-10

Family

ID=35277647

Family Applications (1)

Application Number Title Priority Date Filing Date
CA317092A Expired CA317092A (en) Submarine signalling system

Country Status (1)

Country Link
CA (1) CA317092A (en)

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