FR1573012A - - Google Patents

Info

Publication number
FR1573012A
FR1573012A FR134122A FR1573012DA FR1573012A FR 1573012 A FR1573012 A FR 1573012A FR 134122 A FR134122 A FR 134122A FR 1573012D A FR1573012D A FR 1573012DA FR 1573012 A FR1573012 A FR 1573012A
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.)
Expired
Application number
FR134122A
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
Application granted granted Critical
Publication of FR1573012A publication Critical patent/FR1573012A/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
FR134122A 1967-12-28 1967-12-28 Expired FR1573012A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR134122 1967-12-28

Publications (1)

Publication Number Publication Date
FR1573012A true FR1573012A (fr) 1969-07-04

Family

ID=8643853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR134122A Expired FR1573012A (fr) 1967-12-28 1967-12-28

Country Status (4)

Country Link
US (1) US3508267A (fr)
DE (1) DE1817149C3 (fr)
FR (1) FR1573012A (fr)
GB (1) GB1203894A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675162A (en) * 1970-07-15 1972-07-04 Wilcox Electric Modulator for instrument landing system
JPS602628B2 (ja) * 1977-12-05 1985-01-23 株式会社東芝 航空機着陸誘導装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2143137A (en) * 1936-09-30 1939-01-10 Bendix Aviat Corp System for piloting aircraft
US2393337A (en) * 1941-10-01 1946-01-22 Eugene H J Phillips Instrument landing system
GB628956A (en) * 1944-10-26 1949-09-08 Csf Improvements in or relating to devices for landing aircraft by means of ultra-high frequency signals
US2943321A (en) * 1958-01-06 1960-06-28 Itt Course guidance system

Also Published As

Publication number Publication date
DE1817149C3 (de) 1974-04-04
US3508267A (en) 1970-04-21
GB1203894A (en) 1970-09-03
DE1817149B2 (de) 1973-09-06
DE1817149A1 (de) 1969-08-14

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse