GB2004369B - Navigation aid - Google Patents

Navigation aid

Info

Publication number
GB2004369B
GB2004369B GB7835134A GB7835134A GB2004369B GB 2004369 B GB2004369 B GB 2004369B GB 7835134 A GB7835134 A GB 7835134A GB 7835134 A GB7835134 A GB 7835134A GB 2004369 B GB2004369 B GB 2004369B
Authority
GB
United Kingdom
Prior art keywords
navigation aid
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
GB7835134A
Other versions
GB2004369A (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.)
Jones and Healy Marine Ltd
Original Assignee
Jones and Healy Marine Ltd
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 Jones and Healy Marine Ltd filed Critical Jones and Healy Marine Ltd
Priority to GB7835134A priority Critical patent/GB2004369B/en
Publication of GB2004369A publication Critical patent/GB2004369A/en
Application granted granted Critical
Publication of GB2004369B publication Critical patent/GB2004369B/en
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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/87—Combinations of sonar systems
    • G01S15/872—Combination of several systems for attitude determination
GB7835134A 1977-09-17 1978-08-31 Navigation aid Expired GB2004369B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7835134A GB2004369B (en) 1977-09-17 1978-08-31 Navigation aid

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3885077 1977-09-17
GB7835134A GB2004369B (en) 1977-09-17 1978-08-31 Navigation aid

Publications (2)

Publication Number Publication Date
GB2004369A GB2004369A (en) 1979-03-28
GB2004369B true GB2004369B (en) 1982-01-27

Family

ID=26263934

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7835134A Expired GB2004369B (en) 1977-09-17 1978-08-31 Navigation aid

Country Status (1)

Country Link
GB (1) GB2004369B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3581545D1 (en) * 1984-02-21 1991-03-07 Travenol Gmbh METHOD AND DEVICE FOR MEASURING THE LOCATION OF SEVERAL MEASURING POINTS WITH THE AID OF ULTRASOUND IMPULSES.
FR2602359B1 (en) * 1986-07-30 1993-04-09 Tokyo Keiki Kk METHOD AND DEVICE FOR MEASURING FENDER DEFORMATION USING A BOAT SONAR SYSTEM
CN114688934B (en) * 2022-06-02 2022-07-29 中海油能源发展股份有限公司采油服务分公司 Three-center alignment detection method and device for bilge position of ship

Also Published As

Publication number Publication date
GB2004369A (en) 1979-03-28

Similar Documents

Publication Publication Date Title
JPS53115326A (en) Compass
CS188180A2 (en) Zpusob vyroby adsorpcniho cinidla pro afinitne specificke deleni nukleovych kyselin
GB2005436B (en) Ophthalmorogical instrument
AU3526278A (en) L-sucrose
AU3728978A (en) Sulfamoyl-aryl-ketones
CS755278A1 (en) Zarizeni pro elektrojiskrove nanaseni
CS175678A1 (en) Dvojkoli pro ruzne rozchody
CS590878A2 (en) Zarizeni pro bezvretenove predeni
AU3828478A (en) Benzodiazepine-diones
AU3677378A (en) N-acylmethyl-chloroacetanilides
GB2005841B (en) Navigational instrument
CS419578A2 (en) Zarizeni pro regulaci prutocneho mnozstvi
AU3918778A (en) Beta-substituted-diketones
AU3785078A (en) Piperidino-propanols
JPS5415772A (en) Compass
AU3939078A (en) 2-chlorosulfinylazetidin-4-ones
GB2004369B (en) Navigation aid
AU3533578A (en) Micro-mill-mixer
AU3774978A (en) Butyl-p-benzoylbenzoates
AU3939978A (en) 2-guanidinomethyl-indoline
AU3355078A (en) Aryl-hexafuranosides
JPS53116176A (en) Gyrocompass
AU3845478A (en) Isoquinoline-diones
JPS5417874A (en) Compass
JPS5440980A (en) Gyroscope device

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee