BE538091A - - Google Patents

Info

Publication number
BE538091A
BE538091A BE538091DA BE538091A BE 538091 A BE538091 A BE 538091A BE 538091D A BE538091D A BE 538091DA BE 538091 A BE538091 A BE 538091A
Authority
BE
Belgium
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 BE538091A publication Critical patent/BE538091A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/14—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
BE538091D 1954-05-12 BE538091A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL793544X 1954-05-12
NL2831178X 1954-05-12
NL1003805X 1954-05-12
NL1131522X 1954-05-12

Publications (1)

Publication Number Publication Date
BE538091A true BE538091A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=27483832

Family Applications (1)

Application Number Title Priority Date Filing Date
BE538091D BE538091A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1954-05-12

Country Status (2)

Country Link
US (1) US2831178A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE538091A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE563510A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1956-12-28
US3281791A (en) * 1960-03-07 1966-10-25 Sargrove Electronics Ltd Electronic remote indicating and/or controlling apparatus
US3157871A (en) * 1960-03-21 1964-11-17 R A Macplum Ind Inc Shopping cart provided with radio receiving apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2505577A (en) * 1946-08-15 1950-04-25 Gen Electric Vane controlled oscillator
FR953214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1946-09-27
US2715718A (en) * 1954-05-13 1955-08-16 Gen Radio Co Voltage-selection and comparison system and method

Also Published As

Publication number Publication date
US2831178A (en) 1958-04-15

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