FR1556550A - - Google Patents

Info

Publication number
FR1556550A
FR1556550A FR1556550DA FR1556550A FR 1556550 A FR1556550 A FR 1556550A FR 1556550D A FR1556550D A FR 1556550DA FR 1556550 A FR1556550 A FR 1556550A
Authority
FR
France
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)
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 FR1556550A publication Critical patent/FR1556550A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR1556550D 1967-02-24 1968-02-21 Expired FR1556550A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB897467A GB1120346A (en) 1967-02-24 1967-02-24 Improvements in or relating to noise loading test sets

Publications (1)

Publication Number Publication Date
FR1556550A true FR1556550A (zh) 1969-02-07

Family

ID=9862901

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1556550D Expired FR1556550A (zh) 1967-02-24 1968-02-21

Country Status (5)

Country Link
BE (1) BE711158A (zh)
DE (1) DE1616388A1 (zh)
FR (1) FR1556550A (zh)
GB (1) GB1120346A (zh)
NL (1) NL6802582A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4773094A (en) * 1985-12-23 1988-09-20 Dolby Ray Milton Apparatus and method for calibrating recording and transmission systems
DE102010044973B4 (de) * 2010-09-10 2016-02-25 Sew-Eurodrive Gmbh & Co Kg Vorrichtung und Verfahren zur Datenübertragung und Energieübertragung über eine Leitung

Also Published As

Publication number Publication date
BE711158A (zh) 1968-08-23
GB1120346A (en) 1968-07-17
DE1616388A1 (de) 1971-04-15
NL6802582A (zh) 1968-08-26

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Legal Events

Date Code Title Description
ST Notification of lapse