NL6502018A - - Google Patents

Info

Publication number
NL6502018A
NL6502018A NL6502018A NL6502018A NL6502018A NL 6502018 A NL6502018 A NL 6502018A NL 6502018 A NL6502018 A NL 6502018A NL 6502018 A NL6502018 A NL 6502018A NL 6502018 A NL6502018 A NL 6502018A
Authority
NL
Netherlands
Application number
NL6502018A
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
Publication of NL6502018A publication Critical patent/NL6502018A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J1/00Frequency-division multiplex systems
    • H04J1/02Details
    • H04J1/14Arrangements providing for calling or supervisory signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Rectifiers (AREA)
NL6502018A 1957-03-21 1965-02-18 NL6502018A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR734553 1957-03-21

Publications (1)

Publication Number Publication Date
NL6502018A true NL6502018A (https=) 1965-04-26

Family

ID=8704242

Family Applications (3)

Application Number Title Priority Date Filing Date
NL222601D NL222601A (https=) 1957-03-21
NL111666D NL111666C (https=) 1957-03-21
NL6502018A NL6502018A (https=) 1957-03-21 1965-02-18

Family Applications Before (2)

Application Number Title Priority Date Filing Date
NL222601D NL222601A (https=) 1957-03-21
NL111666D NL111666C (https=) 1957-03-21

Country Status (3)

Country Link
US (1) US2923778A (https=)
CH (1) CH343464A (https=)
NL (3) NL6502018A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3133158A (en) * 1960-06-09 1964-05-12 Ericsson Telefon Ab L M Voice frequency signal receiver

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733299A (en) * 1956-01-31 staples

Also Published As

Publication number Publication date
US2923778A (en) 1960-02-02
CH343464A (fr) 1959-12-31
NL111666C (https=)
NL222601A (https=)

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