NL48472C - - Google Patents

Info

Publication number
NL48472C
NL48472C NL48472DA NL48472C NL 48472 C NL48472 C NL 48472C NL 48472D A NL48472D A NL 48472DA NL 48472 C NL48472 C NL 48472C
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 of NL48472C publication Critical patent/NL48472C/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
NL48472D 1938-05-16 NL48472C (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49447T 1938-05-16

Publications (1)

Publication Number Publication Date
NL48472C true NL48472C (ja)

Family

ID=8684622

Family Applications (1)

Application Number Title Priority Date Filing Date
NL48472D NL48472C (ja) 1938-05-16

Country Status (2)

Country Link
FR (1) FR49447E (ja)
NL (1) NL48472C (ja)

Also Published As

Publication number Publication date
FR49447E (fr) 1939-03-24

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