NL77489C - - Google Patents

Info

Publication number
NL77489C
NL77489C NL77489DA NL77489C NL 77489 C NL77489 C NL 77489C NL 77489D A NL77489D A NL 77489DA NL 77489 C NL77489 C NL 77489C
Authority
NL
Netherlands
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 date
Application granted granted Critical
Publication of NL77489C publication Critical patent/NL77489C/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J1/00Frequency-division multiplex systems
    • H04J1/02Details
    • H04J1/16Monitoring arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/40Monitoring; Testing of relay systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/40Monitoring; Testing of relay systems
    • H04B17/401Monitoring; Testing of relay systems with selective localization
    • H04B17/402Monitoring; Testing of relay systems with selective localization using different frequencies
    • H04B17/404Monitoring; Testing of relay systems with selective localization using different frequencies selected by local filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
NL77489D 1949-10-21 NL77489C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB302747X 1949-10-21

Publications (1)

Publication Number Publication Date
NL77489C true NL77489C (en:Method) 1900-01-01

Family

ID=10305047

Family Applications (2)

Application Number Title Priority Date Filing Date
NL77489D NL77489C (en:Method) 1949-10-21
NL6810456.A NL156720B (en:Method) 1949-10-21

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL6810456.A NL156720B (en:Method) 1949-10-21

Country Status (5)

Country Link
BE (1) BE498814A (en:Method)
CH (1) CH302747A (en:Method)
FR (1) FR1029593A (en:Method)
GB (1) GB665952A (en:Method)
NL (2) NL156720B (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE535541A (en:Method) * 1954-02-09 1900-01-01

Also Published As

Publication number Publication date
CH302747A (fr) 1954-10-31
BE498814A (en:Method) 1900-01-01
NL156720B (en:Method)
FR1029593A (fr) 1953-06-03
GB665952A (en) 1952-02-06

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