FR756262A - Device for counting telephone calls - Google Patents

Device for counting telephone calls

Info

Publication number
FR756262A
FR756262A FR756262DA FR756262A FR 756262 A FR756262 A FR 756262A FR 756262D A FR756262D A FR 756262DA FR 756262 A FR756262 A FR 756262A
Authority
FR
France
Prior art keywords
telephone calls
counting
counting telephone
calls
telephone
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
French (fr)
Inventor
Ernest Ungar
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
Application granted granted Critical
Publication of FR756262A publication Critical patent/FR756262A/en
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)
FR756262D 1933-05-30 1933-05-30 Device for counting telephone calls Expired FR756262A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR756262T 1933-05-30

Publications (1)

Publication Number Publication Date
FR756262A true FR756262A (en) 1933-12-07

Family

ID=9165486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR756262D Expired FR756262A (en) 1933-05-30 1933-05-30 Device for counting telephone calls

Country Status (1)

Country Link
FR (1) FR756262A (en)

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