FR846830A - Dispositifs pour aider la navigation - Google Patents

Dispositifs pour aider la navigation

Info

Publication number
FR846830A
FR846830A FR846830DA FR846830A FR 846830 A FR846830 A FR 846830A FR 846830D A FR846830D A FR 846830DA FR 846830 A FR846830 A FR 846830A
Authority
FR
France
Prior art keywords
devices
aid navigation
navigation
aid
Prior art date
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
Other languages
English (en)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR846830A publication Critical patent/FR846830A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
  • Navigation (AREA)
  • Instructional Devices (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
FR846830D 1938-06-02 1938-06-02 Dispositifs pour aider la navigation Expired FR846830A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR846830T 1938-06-02

Publications (1)

Publication Number Publication Date
FR846830A true FR846830A (fr) 1939-09-26

Family

ID=9313541

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846830D Expired FR846830A (fr) 1938-06-02 1938-06-02 Dispositifs pour aider la navigation

Country Status (3)

Country Link
US (1) US2287166A (fr)
FR (1) FR846830A (fr)
GB (1) GB528794A (fr)

Also Published As

Publication number Publication date
GB528794A (en) 1940-11-07
US2287166A (en) 1942-06-23

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