CA903096A - Line relay for d.c. telegraph systems - Google Patents

Line relay for d.c. telegraph systems

Info

Publication number
CA903096A
CA903096A CA903096A CA903096DA CA903096A CA 903096 A CA903096 A CA 903096A CA 903096 A CA903096 A CA 903096A CA 903096D A CA903096D A CA 903096DA CA 903096 A CA903096 A CA 903096A
Authority
CA
Canada
Prior art keywords
line relay
telegraph systems
telegraph
systems
relay
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
CA903096A
Inventor
J. Zenner Walter
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA903096A publication Critical patent/CA903096A/en
Expired legal-status Critical Current

Links

CA903096A Line relay for d.c. telegraph systems Expired CA903096A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA903096T

Publications (1)

Publication Number Publication Date
CA903096A true CA903096A (en) 1972-06-20

Family

ID=36410980

Family Applications (1)

Application Number Title Priority Date Filing Date
CA903096A Expired CA903096A (en) Line relay for d.c. telegraph systems

Country Status (1)

Country Link
CA (1) CA903096A (en)

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