CA476920A - Systemes electriques de communication - Google Patents

Systemes electriques de communication

Info

Publication number
CA476920A
CA476920A CA476920DA CA476920A CA 476920 A CA476920 A CA 476920A CA 476920D A CA476920D A CA 476920DA CA 476920 A CA476920 A CA 476920A
Authority
CA
Canada
Prior art keywords
communication systems
electrical communication
electrical
systems
communication
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
Other languages
English (en)
Inventor
Adam Christian 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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Publication date
Application granted granted Critical
Publication of CA476920A publication Critical patent/CA476920A/fr
Expired legal-status Critical Current

Links

CA476920D Systemes electriques de communication Expired CA476920A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA476920T

Publications (1)

Publication Number Publication Date
CA476920A true CA476920A (fr) 1951-09-11

Family

ID=35616556

Family Applications (1)

Application Number Title Priority Date Filing Date
CA476920D Expired CA476920A (fr) Systemes electriques de communication

Country Status (1)

Country Link
CA (1) CA476920A (fr)

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