BE796943A - PROCEDURE FOR A FREE LINE INDICATION - Google Patents

PROCEDURE FOR A FREE LINE INDICATION

Info

Publication number
BE796943A
BE796943A BE7000428A BE7000428A BE796943A BE 796943 A BE796943 A BE 796943A BE 7000428 A BE7000428 A BE 7000428A BE 7000428 A BE7000428 A BE 7000428A BE 796943 A BE796943 A BE 796943A
Authority
BE
Belgium
Prior art keywords
procedure
free line
line indication
indication
free
Prior art date
Application number
BE7000428A
Other languages
Dutch (nl)
Original Assignee
Nederlanden Staat
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 Nederlanden Staat filed Critical Nederlanden Staat
Publication of BE796943A publication Critical patent/BE796943A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
    • H04L12/52—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques
    • H04L12/525—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques involving a stored program control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
BE7000428A 1972-03-17 1973-03-16 PROCEDURE FOR A FREE LINE INDICATION BE796943A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7203611A NL147302B (en) 1972-03-17 1972-03-17 SYSTEM FOR SYNCHRONOUS DATA TRANSMISSION BETWEEN A SUBSCRIBER AND A TERMINAL CENTER.

Publications (1)

Publication Number Publication Date
BE796943A true BE796943A (en) 1973-07-16

Family

ID=19815637

Family Applications (1)

Application Number Title Priority Date Filing Date
BE7000428A BE796943A (en) 1972-03-17 1973-03-16 PROCEDURE FOR A FREE LINE INDICATION

Country Status (6)

Country Link
BE (1) BE796943A (en)
CH (1) CH552314A (en)
FR (1) FR2176838B1 (en)
GB (1) GB1394948A (en)
NL (1) NL147302B (en)
SE (1) SE7303647L (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL177918B (en) * 1952-05-13 Otsuka Pharma Co Ltd PROCESS FOR PREPARING A MEDICINAL PRODUCT WITH BETA ADRENERGIC BLOCKING ACTION USING CARBOSTYRIL DERIVATIVES AND PROCESS FOR PREPARING CARBOSTYRIL DERIVATIVES SUITABLE FOR USE IN THE FOREGOING PROCEDURE.
BE549048A (en) * 1955-06-28
FR1493361A (en) * 1965-09-22 1967-08-25 Nederlanden Staat Information transmission system
FR2177242A5 (en) * 1972-03-21 1973-11-02 Holweg Const Mec

Also Published As

Publication number Publication date
NL147302B (en) 1975-09-15
GB1394948A (en) 1975-05-21
FR2176838A1 (en) 1973-11-02
DE2312809B2 (en) 1976-09-23
CH552314A (en) 1974-07-31
SE7303647L (en) 1973-09-18
FR2176838B1 (en) 1977-04-29
DE2312809A1 (en) 1973-09-27
NL7203611A (en) 1973-09-19

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