FR321795A - Conversation counter system for the city telephone network - Google Patents

Conversation counter system for the city telephone network

Info

Publication number
FR321795A
FR321795A FR321795DA FR321795A FR 321795 A FR321795 A FR 321795A FR 321795D A FR321795D A FR 321795DA FR 321795 A FR321795 A FR 321795A
Authority
FR
France
Prior art keywords
telephone network
counter system
city telephone
conversation counter
conversation
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
Meyer Johann Heinrich
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 FR321795A publication Critical patent/FR321795A/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
    • H04M15/28—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR321795D 1902-04-21 1902-04-21 Conversation counter system for the city telephone network Expired FR321795A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR321795T 1902-04-21

Publications (1)

Publication Number Publication Date
FR321795A true FR321795A (en) 1903-01-20

Family

ID=1372202

Family Applications (1)

Application Number Title Priority Date Filing Date
FR321795D Expired FR321795A (en) 1902-04-21 1902-04-21 Conversation counter system for the city telephone network

Country Status (1)

Country Link
FR (1) FR321795A (en)

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