ES152571A1 - IMPROVEMENTS IN OR RELATIVE TO CALL RECORDING DEVICES IN TELEPHONE OR SIMILAR SYSTEMS - Google Patents

IMPROVEMENTS IN OR RELATIVE TO CALL RECORDING DEVICES IN TELEPHONE OR SIMILAR SYSTEMS

Info

Publication number
ES152571A1
ES152571A1 ES152571A ES152571A ES152571A1 ES 152571 A1 ES152571 A1 ES 152571A1 ES 152571 A ES152571 A ES 152571A ES 152571 A ES152571 A ES 152571A ES 152571 A1 ES152571 A1 ES 152571A1
Authority
ES
Spain
Prior art keywords
telephone
relative
recording devices
similar systems
call recording
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
ES152571A
Other languages
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
Standard Electrica SA
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 Alcatel Espana SA, Standard Electrica SA filed Critical Alcatel Espana SA
Priority to ES152571A priority Critical patent/ES152571A1/en
Publication of ES152571A1 publication Critical patent/ES152571A1/en
Expired legal-status Critical Current

Links

ES152571A 1941-04-23 1941-04-23 IMPROVEMENTS IN OR RELATIVE TO CALL RECORDING DEVICES IN TELEPHONE OR SIMILAR SYSTEMS Expired ES152571A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES152571A ES152571A1 (en) 1941-04-23 1941-04-23 IMPROVEMENTS IN OR RELATIVE TO CALL RECORDING DEVICES IN TELEPHONE OR SIMILAR SYSTEMS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES152571A ES152571A1 (en) 1941-04-23 1941-04-23 IMPROVEMENTS IN OR RELATIVE TO CALL RECORDING DEVICES IN TELEPHONE OR SIMILAR SYSTEMS

Publications (1)

Publication Number Publication Date
ES152571A1 true ES152571A1 (en) 1943-03-01

Family

ID=65642719

Family Applications (1)

Application Number Title Priority Date Filing Date
ES152571A Expired ES152571A1 (en) 1941-04-23 1941-04-23 IMPROVEMENTS IN OR RELATIVE TO CALL RECORDING DEVICES IN TELEPHONE OR SIMILAR SYSTEMS

Country Status (1)

Country Link
ES (1) ES152571A1 (en)

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