NL18580C - - Google Patents

Info

Publication number
NL18580C
NL18580C NL18580DA NL18580C NL 18580 C NL18580 C NL 18580C NL 18580D A NL18580D A NL 18580DA NL 18580 C NL18580 C NL 18580C
Authority
NL
Netherlands
Application number
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.)
Publication of NL18580C publication Critical patent/NL18580C/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H04M3/12—Marking faulty circuits "busy"; Enabling equipment to disengage itself from faulty circuits ; Using redundant circuits; Response of a circuit, apparatus or system to an error

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Meter Arrangements (AREA)
NL18580D 1924-03-21 NL18580C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE231138X 1924-03-21

Publications (1)

Publication Number Publication Date
NL18580C true NL18580C (enrdf_load_stackoverflow)

Family

ID=20305696

Family Applications (1)

Application Number Title Priority Date Filing Date
NL18580D NL18580C (enrdf_load_stackoverflow) 1924-03-21

Country Status (3)

Country Link
FR (1) FR593120A (enrdf_load_stackoverflow)
GB (1) GB231138A (enrdf_load_stackoverflow)
NL (1) NL18580C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011474B (de) * 1955-02-21 1957-07-04 Siemens Spa Italiana Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen zur Verkehrsbeobachtung an einer Gruppe von Schalteinrichtungen
DE1011473B (de) * 1955-03-01 1957-07-04 Siemens Spa Italiana Schaltungsanordnung fuer Verkehrsmessungen an Gruppen von Schalteinrichtungen in Fernmelde-, insbesondere Fernsprechanlagen

Also Published As

Publication number Publication date
GB231138A (en) 1925-08-06
FR593120A (fr) 1925-08-17

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