FR1154660A - Time counter for telephone communications - Google Patents

Time counter for telephone communications

Info

Publication number
FR1154660A
FR1154660A FR1154660DA FR1154660A FR 1154660 A FR1154660 A FR 1154660A FR 1154660D A FR1154660D A FR 1154660DA FR 1154660 A FR1154660 A FR 1154660A
Authority
FR
France
Prior art keywords
time counter
telephone communications
telephone
communications
counter
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
Marcel-Andre Auvray
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 FR1154660A publication Critical patent/FR1154660A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F3/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
    • G04F3/02—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms
    • G04F3/022—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms using mechanical signalling device
    • 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
    • H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
    • H04M15/30—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal the meter or calculation of charges not being controlled from an exchange
FR1154660D 1955-12-26 1955-12-26 Time counter for telephone communications Expired FR1154660A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1154660T 1955-12-26

Publications (1)

Publication Number Publication Date
FR1154660A true FR1154660A (en) 1958-04-15

Family

ID=9649286

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1154660D Expired FR1154660A (en) 1955-12-26 1955-12-26 Time counter for telephone communications

Country Status (1)

Country Link
FR (1) FR1154660A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021219646A1 (en) * 2020-04-29 2021-11-04 Patek Philippe Sa Genève Timepiece movement comprising a countdown chronograph mechanism and a striking mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021219646A1 (en) * 2020-04-29 2021-11-04 Patek Philippe Sa Genève Timepiece movement comprising a countdown chronograph mechanism and a striking mechanism

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