NL111939C - - Google Patents

Info

Publication number
NL111939C
NL111939C NL111939DA NL111939C NL 111939 C NL111939 C NL 111939C NL 111939D A NL111939D A NL 111939DA NL 111939 C NL111939 C NL 111939C
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 NL111939C publication Critical patent/NL111939C/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M15/00Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/28Arrangements 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Volume Flow (AREA)
NL111939D 1957-01-22 NL111939C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH837160X 1957-01-22

Publications (1)

Publication Number Publication Date
NL111939C true NL111939C (fr)

Family

ID=4540832

Family Applications (2)

Application Number Title Priority Date Filing Date
NL111939D NL111939C (fr) 1957-01-22
NL224242D NL224242A (fr) 1957-01-22

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL224242D NL224242A (fr) 1957-01-22

Country Status (5)

Country Link
BE (1) BE563974A (fr)
CH (1) CH350019A (fr)
DE (1) DE1017668B (fr)
GB (1) GB837160A (fr)
NL (2) NL224242A (fr)

Also Published As

Publication number Publication date
CH350019A (de) 1960-11-15
BE563974A (fr)
NL224242A (fr)
GB837160A (en) 1960-06-09
DE1017668B (de) 1957-10-17

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