CA472168A - Attenuators for electric signalling systems - Google Patents

Attenuators for electric signalling systems

Info

Publication number
CA472168A
CA472168A CA472168A CA472168DA CA472168A CA 472168 A CA472168 A CA 472168A CA 472168 A CA472168 A CA 472168A CA 472168D A CA472168D A CA 472168DA CA 472168 A CA472168 A CA 472168A
Authority
CA
Canada
Prior art keywords
attenuators
signalling systems
electric signalling
electric
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
CA472168A
Other languages
French (fr)
Inventor
Eric Latimer Kenneth
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.)
Philips Lamps Ltd
Original Assignee
Philips Lamps Ltd
Publication date
Application granted granted Critical
Publication of CA472168A publication Critical patent/CA472168A/en
Expired legal-status Critical Current

Links

CA472168A Attenuators for electric signalling systems Expired CA472168A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA472168T

Publications (1)

Publication Number Publication Date
CA472168A true CA472168A (en) 1951-03-13

Family

ID=35606125

Family Applications (1)

Application Number Title Priority Date Filing Date
CA472168A Expired CA472168A (en) Attenuators for electric signalling systems

Country Status (1)

Country Link
CA (1) CA472168A (en)

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