CA1116327A - Dispositif d'interception pour systemes telephoniques a sonnerie codee multifrequence - Google Patents

Dispositif d'interception pour systemes telephoniques a sonnerie codee multifrequence

Info

Publication number
CA1116327A
CA1116327A CA000322266A CA322266A CA1116327A CA 1116327 A CA1116327 A CA 1116327A CA 000322266 A CA000322266 A CA 000322266A CA 322266 A CA322266 A CA 322266A CA 1116327 A CA1116327 A CA 1116327A
Authority
CA
Canada
Prior art keywords
intercept
line
outputs
pick
frequency
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
CA000322266A
Other languages
English (en)
Inventor
Roger L. Rosenberg
Richard F. Maier
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.)
Circom Inc
Original Assignee
Circom Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Circom Inc filed Critical Circom Inc
Priority to CA000322266A priority Critical patent/CA1116327A/fr
Application granted granted Critical
Publication of CA1116327A publication Critical patent/CA1116327A/fr
Expired legal-status Critical Current

Links

CA000322266A 1979-02-26 1979-02-26 Dispositif d'interception pour systemes telephoniques a sonnerie codee multifrequence Expired CA1116327A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000322266A CA1116327A (fr) 1979-02-26 1979-02-26 Dispositif d'interception pour systemes telephoniques a sonnerie codee multifrequence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000322266A CA1116327A (fr) 1979-02-26 1979-02-26 Dispositif d'interception pour systemes telephoniques a sonnerie codee multifrequence

Publications (1)

Publication Number Publication Date
CA1116327A true CA1116327A (fr) 1982-01-12

Family

ID=4113628

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000322266A Expired CA1116327A (fr) 1979-02-26 1979-02-26 Dispositif d'interception pour systemes telephoniques a sonnerie codee multifrequence

Country Status (1)

Country Link
CA (1) CA1116327A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry