CA493399A - Carrier telephone transmission systems - Google Patents

Carrier telephone transmission systems

Info

Publication number
CA493399A
CA493399A CA493399A CA493399DA CA493399A CA 493399 A CA493399 A CA 493399A CA 493399 A CA493399 A CA 493399A CA 493399D A CA493399D A CA 493399DA CA 493399 A CA493399 A CA 493399A
Authority
CA
Canada
Prior art keywords
transmission systems
telephone transmission
carrier telephone
carrier
systems
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
CA493399A
Other languages
French (fr)
Inventor
S. Skillman Thomas
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.)
PUNCH ENGINEERING PTY Ltd
Original Assignee
PUNCH ENGINEERING PTY Ltd
Publication date
Application granted granted Critical
Publication of CA493399A publication Critical patent/CA493399A/en
Expired legal-status Critical Current

Links

CA493399A Carrier telephone transmission systems Expired CA493399A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA493399T

Publications (1)

Publication Number Publication Date
CA493399A true CA493399A (en) 1953-06-02

Family

ID=35638788

Family Applications (1)

Application Number Title Priority Date Filing Date
CA493399A Expired CA493399A (en) Carrier telephone transmission systems

Country Status (1)

Country Link
CA (1) CA493399A (en)

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