BE541587A - - Google Patents
Info
- Publication number
- BE541587A BE541587A BE541587A BE541587A BE541587A BE 541587 A BE541587 A BE 541587A BE 541587 A BE541587 A BE 541587A BE 541587 A BE541587 A BE 541587A BE 541587 A BE541587 A BE 541587A
- Authority
- BE
- Belgium
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
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/96—Sonar systems specially adapted for specific applications for locating fish
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2782754A GB789225A (en) | 1954-09-27 | 1954-09-27 | Submarine echo-sounding apparatus for fishing vessels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE541587A true BE541587A (cs) | 1955-10-15 |
Family
ID=10265945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE541587A BE541587A (cs) | 1954-09-27 | 1955-09-26 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE541587A (cs) |
| ES (1) | ES224153A1 (cs) |
| FR (1) | FR1136851A (cs) |
| GB (1) | GB789225A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105738906B (zh) * | 2016-03-28 | 2018-05-01 | 中国船舶重工集团公司第七一〇研究所 | 一种小型拖网渔船捕捞用无缆网位仪 |
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1954
- 1954-09-27 GB GB2782754A patent/GB789225A/en not_active Expired
-
1955
- 1955-09-26 BE BE541587A patent/BE541587A/xx unknown
- 1955-09-26 ES ES0224153A patent/ES224153A1/es not_active Expired
- 1955-09-27 FR FR1136851D patent/FR1136851A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES224153A1 (es) | 1956-02-01 |
| FR1136851A (fr) | 1957-05-21 |
| GB789225A (en) | 1958-01-15 |