FR2242821A1 - - Google Patents

Info

Publication number
FR2242821A1
FR2242821A1 FR7430081A FR7430081A FR2242821A1 FR 2242821 A1 FR2242821 A1 FR 2242821A1 FR 7430081 A FR7430081 A FR 7430081A FR 7430081 A FR7430081 A FR 7430081A FR 2242821 A1 FR2242821 A1 FR 2242821A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7430081A
Other languages
French (fr)
Other versions
FR2242821B1 (cs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nederlanden Staat
Original Assignee
Nederlanden Staat
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
Priority claimed from NL7312158A external-priority patent/NL159553B/xx
Application filed by Nederlanden Staat filed Critical Nederlanden Staat
Application granted granted Critical
Publication of FR2242821A1 publication Critical patent/FR2242821A1/fr
Publication of FR2242821B1 publication Critical patent/FR2242821B1/fr
Expired legal-status Critical Current

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7430081A 1973-09-04 1974-09-04 Expired FR2242821B1 (cs)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7312158A NL159553B (nl) 1973-09-04 1973-09-04 Stelsel voor het oproepen van een grondstation door een vliegtuig.
US44349974A 1974-02-19 1974-02-19

Publications (2)

Publication Number Publication Date
FR2242821A1 true FR2242821A1 (cs) 1976-10-22
FR2242821B1 FR2242821B1 (cs) 1976-10-22

Family

ID=26644909

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7430081A Expired FR2242821B1 (cs) 1973-09-04 1974-09-04

Country Status (8)

Country Link
JP (1) JPS5065102A (cs)
CH (1) CH595021A5 (cs)
DK (1) DK465374A (cs)
FR (1) FR2242821B1 (cs)
GB (1) GB1471350A (cs)
NO (1) NO139763C (cs)
SE (1) SE397914B (cs)
SU (1) SU1181572A3 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6128308U (ja) * 1984-07-23 1986-02-20 川辺農研産業株式会社 作業機の連結支持装置

Also Published As

Publication number Publication date
DK465374A (cs) 1975-05-05
DE2441094A1 (de) 1975-04-03
DE2441094B2 (de) 1976-01-02
SE7411055L (cs) 1975-03-05
JPS5065102A (cs) 1975-06-02
NO743164L (cs) 1975-04-01
CH595021A5 (cs) 1978-01-31
NO139763C (no) 1979-05-02
FR2242821B1 (cs) 1976-10-22
SU1181572A3 (ru) 1985-09-23
GB1471350A (en) 1977-04-21
SE397914B (sv) 1977-11-21
NO139763B (no) 1979-01-22

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Legal Events

Date Code Title Description
ST Notification of lapse