FR1297135A - Telephone call recorder device - Google Patents

Telephone call recorder device

Info

Publication number
FR1297135A
FR1297135A FR41200A FR69041200A FR1297135A FR 1297135 A FR1297135 A FR 1297135A FR 41200 A FR41200 A FR 41200A FR 69041200 A FR69041200 A FR 69041200A FR 1297135 A FR1297135 A FR 1297135A
Authority
FR
France
Prior art keywords
telephone call
recorder device
call recorder
telephone
recorder
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
FR41200A
Other languages
French (fr)
Inventor
Maurice Paul Geronimi
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 filed Critical
Priority to FR41200A priority Critical patent/FR1297135A/en
Application granted granted Critical
Publication of FR1297135A publication Critical patent/FR1297135A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
    • H04M1/573—Line monitoring circuits for detecting caller identification

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR41200A 1961-02-07 1961-02-07 Telephone call recorder device Expired FR1297135A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR41200A FR1297135A (en) 1961-02-07 1961-02-07 Telephone call recorder device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR41200A FR1297135A (en) 1961-02-07 1961-02-07 Telephone call recorder device

Publications (1)

Publication Number Publication Date
FR1297135A true FR1297135A (en) 1962-06-29

Family

ID=85222650

Family Applications (1)

Application Number Title Priority Date Filing Date
FR41200A Expired FR1297135A (en) 1961-02-07 1961-02-07 Telephone call recorder device

Country Status (1)

Country Link
FR (1) FR1297135A (en)

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