CA493918A - Electrical communication systems - Google Patents

Electrical communication systems

Info

Publication number
CA493918A
CA493918A CA493918DA CA493918A CA 493918 A CA493918 A CA 493918A CA 493918D A CA493918D A CA 493918DA CA 493918 A CA493918 A CA 493918A
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
French (fr)
Inventor
Reed Morris
Henry Parks George
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 CA493918A publication Critical patent/CA493918A/en
Expired legal-status Critical Current

Links

CA493918D Electrical communication systems Expired CA493918A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA493918T

Publications (1)

Publication Number Publication Date
CA493918A true CA493918A (en) 1953-06-23

Family

ID=35639311

Family Applications (1)

Application Number Title Priority Date Filing Date
CA493918D Expired CA493918A (en) Electrical communication systems

Country Status (1)

Country Link
CA (1) CA493918A (en)

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