FR757193A - Perfectionnements relatifs à des dispositifs de repérage d'avions - Google Patents

Perfectionnements relatifs à des dispositifs de repérage d'avions

Info

Publication number
FR757193A
FR757193A FR757193DA FR757193A FR 757193 A FR757193 A FR 757193A FR 757193D A FR757193D A FR 757193DA FR 757193 A FR757193 A FR 757193A
Authority
FR
France
Prior art keywords
tracking devices
improvements relating
aircraft tracking
aircraft
relating
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.)
Sperry Gyroscope Co Inc
Original Assignee
Sperry Gyroscope Co Inc
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 Sperry Gyroscope Co Inc filed Critical Sperry Gyroscope Co Inc
Application granted granted Critical
Publication of FR757193A publication Critical patent/FR757193A/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
    • G01S1/72—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 ultrasonic, sonic or infrasonic 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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR757193D 1932-05-16 1933-05-08 Perfectionnements relatifs à des dispositifs de repérage d'avions Expired FR757193A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US611448A US2003661A (en) 1932-05-16 1932-05-16 Searchlight director

Publications (1)

Publication Number Publication Date
FR757193A true FR757193A (fr) 1933-12-21

Family

ID=24449061

Family Applications (1)

Application Number Title Priority Date Filing Date
FR757193D Expired FR757193A (fr) 1932-05-16 1933-05-08 Perfectionnements relatifs à des dispositifs de repérage d'avions

Country Status (3)

Country Link
US (1) US2003661A (fr)
FR (1) FR757193A (fr)
NL (1) NL37447C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2424193A (en) * 1939-08-16 1947-07-15 Rost Helge Fabian Self-steering device
US2523398A (en) * 1940-06-29 1950-09-26 Bell Telephone Labor Inc Radio wave transmission
US2419999A (en) * 1941-06-14 1947-05-06 Rca Corp Orienting mechanism for pulse echo systems
US2617982A (en) * 1942-04-30 1952-11-11 Sperry Corp Radio gun control system
US2416562A (en) * 1942-11-09 1947-02-25 Gen Electric Follow-up system
US2700920A (en) * 1944-11-10 1955-02-01 United Shoe Machinery Corp Instrument control mount
US2803819A (en) * 1945-06-07 1957-08-20 William R Blair Object locating system
US2543188A (en) * 1947-04-15 1951-02-27 Tomlinson I Moseley Radar scanner apparatus
US20060102764A1 (en) * 2004-11-17 2006-05-18 Naeckel Arno T Jr Disposable Variable Depth Anchor Cable Pack

Also Published As

Publication number Publication date
US2003661A (en) 1935-06-04
NL37447C (fr) 1936-02-15

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