CA572280A - Systeme de telegraphe a courant alternatif a canalisation multiple - Google Patents

Systeme de telegraphe a courant alternatif a canalisation multiple

Info

Publication number
CA572280A
CA572280A CA572280A CA572280DA CA572280A CA 572280 A CA572280 A CA 572280A CA 572280 A CA572280 A CA 572280A CA 572280D A CA572280D A CA 572280DA CA 572280 A CA572280 A CA 572280A
Authority
CA
Canada
Prior art keywords
alternating current
telegraph system
current telegraph
channel alternating
channel
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
CA572280A
Other languages
English (en)
Inventor
Ralph Frank
A. Pim 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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Publication date
Application granted granted Critical
Publication of CA572280A publication Critical patent/CA572280A/fr
Expired legal-status Critical Current

Links

CA572280A Systeme de telegraphe a courant alternatif a canalisation multiple Expired CA572280A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA572280T

Publications (1)

Publication Number Publication Date
CA572280A true CA572280A (fr) 1959-03-17

Family

ID=35748118

Family Applications (1)

Application Number Title Priority Date Filing Date
CA572280A Expired CA572280A (fr) Systeme de telegraphe a courant alternatif a canalisation multiple

Country Status (1)

Country Link
CA (1) CA572280A (fr)

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