CA623754A - Marker circuit for telephone switching systems - Google Patents

Marker circuit for telephone switching systems

Info

Publication number
CA623754A
CA623754A CA623754A CA623754DA CA623754A CA 623754 A CA623754 A CA 623754A CA 623754 A CA623754 A CA 623754A CA 623754D A CA623754D A CA 623754DA CA 623754 A CA623754 A CA 623754A
Authority
CA
Canada
Prior art keywords
telephone switching
switching systems
marker circuit
marker
circuit
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
CA623754A
Inventor
Topfer Herbert
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 and Halske AG
Original Assignee
Siemens and Halske AG
Publication date
Application granted granted Critical
Publication of CA623754A publication Critical patent/CA623754A/en
Expired legal-status Critical Current

Links

CA623754A Marker circuit for telephone switching systems Expired CA623754A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA623754T

Publications (1)

Publication Number Publication Date
CA623754A true CA623754A (en) 1961-07-11

Family

ID=35878933

Family Applications (1)

Application Number Title Priority Date Filing Date
CA623754A Expired CA623754A (en) Marker circuit for telephone switching systems

Country Status (1)

Country Link
CA (1) CA623754A (en)

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