NL7116767A - - Google Patents

Info

Publication number
NL7116767A
NL7116767A NL7116767A NL7116767A NL7116767A NL 7116767 A NL7116767 A NL 7116767A NL 7116767 A NL7116767 A NL 7116767A NL 7116767 A NL7116767 A NL 7116767A NL 7116767 A NL7116767 A NL 7116767A
Authority
NL
Netherlands
Application number
NL7116767A
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
Priority to NL7116767A priority Critical patent/NL7116767A/xx
Priority to DE19722217753 priority patent/DE2217753A1/en
Priority to CA139,785A priority patent/CA975430A/en
Priority to CH570172A priority patent/CH549314A/en
Priority to GB1786172A priority patent/GB1383699A/en
Priority to IT2331172A priority patent/IT953663B/en
Priority to SE500272A priority patent/SE376524B/xx
Priority to BE782338A priority patent/BE782338A/en
Priority to JP3951572A priority patent/JPS5246446B1/ja
Publication of NL7116767A publication Critical patent/NL7116767A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/401—Monitoring; Testing of relay systems with selective localization
    • H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
    • H04B17/403—Monitoring; Testing of relay systems with selective localization using different frequencies generated by local oscillators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
NL7116767A 1971-04-21 1971-12-07 NL7116767A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NL7116767A NL7116767A (en) 1971-12-07 1971-12-07
DE19722217753 DE2217753A1 (en) 1971-04-21 1972-04-13 Transmission system for transmitting signals between two end stations via a transmission line with repeater stations incorporated therein
CA139,785A CA975430A (en) 1971-04-21 1972-04-17 Signals transmission system between two terminal stations through a transmission line and repeater stations
CH570172A CH549314A (en) 1971-04-21 1972-04-18 SYSTEM FOR TRANSMISSION OF INFORMATION SIGNALS IN A SPECIFIC FREQUENCY BAND BETWEEN TWO END STATIONS VIA A TRANSMISSION LINE WITH AMPLIFIER STATIONS INCLUDED IN IT.
GB1786172A GB1383699A (en) 1971-04-21 1972-04-18 Information signal transmission system
IT2331172A IT953663B (en) 1971-04-21 1972-04-18 TRANSMISSION SYSTEM TO TRANSMIT SIGNALS BETWEEN TWO THERMAL STATIONS THROUGH A TRANSMISSION LINE INCLUDING PETITOR STATIONS
SE500272A SE376524B (en) 1971-04-21 1972-04-18
BE782338A BE782338A (en) 1971-04-21 1972-04-19 SIGNAL TRANSMISSION SYSTEM BETWEEN TWO TERMINAL STATIONS VIA A TRANSMISSION LINE CONTAINING REPEATERS
JP3951572A JPS5246446B1 (en) 1971-04-21 1972-04-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7116767A NL7116767A (en) 1971-12-07 1971-12-07

Publications (1)

Publication Number Publication Date
NL7116767A true NL7116767A (en) 1973-06-12

Family

ID=19814633

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7116767A NL7116767A (en) 1971-04-21 1971-12-07

Country Status (1)

Country Link
NL (1) NL7116767A (en)

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