NL7203293A - - Google Patents
Info
- Publication number
- NL7203293A NL7203293A NL7203293A NL7203293A NL7203293A NL 7203293 A NL7203293 A NL 7203293A NL 7203293 A NL7203293 A NL 7203293A NL 7203293 A NL7203293 A NL 7203293A NL 7203293 A NL7203293 A NL 7203293A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
- G01C17/02—Magnetic compasses
- G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
- G01C17/20—Observing the compass card or needle
- G01C17/26—Observing the compass card or needle using electric pick-offs for transmission to final indicator, e.g. photocell
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Level Indicators Using A Float (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13810571A | 1971-04-28 | 1971-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7203293A true NL7203293A (https=) | 1972-10-31 |
Family
ID=22480449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7203293A NL7203293A (https=) | 1971-04-28 | 1972-03-13 |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE781683A (https=) |
| CH (1) | CH552199A (https=) |
| DE (1) | DE2216187A1 (https=) |
| FR (1) | FR2134374B1 (https=) |
| GB (1) | GB1321212A (https=) |
| IT (1) | IT952230B (https=) |
| NL (1) | NL7203293A (https=) |
| SE (1) | SE389554B (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3888016A (en) * | 1972-08-10 | 1975-06-10 | Little Inc A | Digital compass |
| US4216868A (en) * | 1978-08-04 | 1980-08-12 | Eaton Corporation | Optical digital sensor for crane operating aid |
| GB2053472A (en) * | 1979-01-31 | 1981-02-04 | Eburen Kk | Actual position detecting device for a moving object |
| US4521875A (en) * | 1981-12-21 | 1985-06-04 | Hughes Aircraft Company | Orientation detection system for thin-line towed sonar arrays |
| RU2296949C2 (ru) * | 2004-12-20 | 2007-04-10 | Федеральное Государственное Унитарное Предприятие "Всероссийский Научно-Исследовательский Институт Физико-Технических И Радиотехнических Измерений" (Фгуп "Вниифтри") | Компас с волоконно-оптическими световодами и дистанционным съемом показаний |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3349406A (en) * | 1965-06-23 | 1967-10-24 | Geodyne Corp | Monitoring position-indicating recorder |
| CA861781A (en) * | 1968-06-29 | 1971-01-26 | Patrick Harrison And Company Limited | Aircraft compass |
| US3588001A (en) * | 1969-02-05 | 1971-06-28 | Bendix Corp | Shock-absorbing means for a free pendulous magnetic azimuth detector mechanism |
| US3634946A (en) * | 1969-02-10 | 1972-01-18 | Lundy Electronics & Syst Inc | Digital compass |
-
1972
- 1972-03-02 GB GB986172A patent/GB1321212A/en not_active Expired
- 1972-03-13 NL NL7203293A patent/NL7203293A/xx not_active Application Discontinuation
- 1972-03-13 IT IT4895472A patent/IT952230B/it active
- 1972-04-04 DE DE19722216187 patent/DE2216187A1/de not_active Ceased
- 1972-04-05 BE BE781683A patent/BE781683A/xx unknown
- 1972-04-06 CH CH506172A patent/CH552199A/xx not_active IP Right Cessation
- 1972-04-10 FR FR7212524A patent/FR2134374B1/fr not_active Expired
- 1972-04-14 SE SE484172A patent/SE389554B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE389554B (sv) | 1976-11-08 |
| GB1321212A (en) | 1973-06-27 |
| DE2216187A1 (de) | 1972-11-02 |
| BE781683A (fr) | 1972-07-31 |
| FR2134374A1 (https=) | 1972-12-08 |
| IT952230B (it) | 1973-07-20 |
| CH552199A (de) | 1974-07-31 |
| FR2134374B1 (https=) | 1976-03-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | A search report has been drawn up | ||
| BV | The patent application has lapsed |