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FR397682A - Compteur-enregistreur d'appels téléphoniques - Google Patents

Compteur-enregistreur d'appels téléphoniques

Info

Publication number
FR397682A
FR397682A FR397682DA FR397682A FR 397682 A FR397682 A FR 397682A FR 397682D A FR397682D A FR 397682DA FR 397682 A FR397682 A FR 397682A
Authority
FR
France
Prior art keywords
telephone call
call recorder
recorder
telephone
call
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
Other languages
English (en)
Inventor
Samuel Dickinson Williams
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR397682A publication Critical patent/FR397682A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR397682D 1907-11-01 1908-10-31 Compteur-enregistreur d'appels téléphoniques Expired FR397682A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB397682X 1907-11-01

Publications (1)

Publication Number Publication Date
FR397682A true FR397682A (fr) 1909-05-14

Family

ID=1442743

Family Applications (1)

Application Number Title Priority Date Filing Date
FR397682D Expired FR397682A (fr) 1907-11-01 1908-10-31 Compteur-enregistreur d'appels téléphoniques

Country Status (1)

Country Link
FR (1) FR397682A (fr)

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