FR2209939A1 - - Google Patents
Info
- Publication number
- FR2209939A1 FR2209939A1 FR7243562A FR7243562A FR2209939A1 FR 2209939 A1 FR2209939 A1 FR 2209939A1 FR 7243562 A FR7243562 A FR 7243562A FR 7243562 A FR7243562 A FR 7243562A FR 2209939 A1 FR2209939 A1 FR 2209939A1
- Authority
- FR
- France
- 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.)
- Granted
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
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7243562A FR2209939B1 (ko) | 1972-12-07 | 1972-12-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7243562A FR2209939B1 (ko) | 1972-12-07 | 1972-12-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2209939A1 true FR2209939A1 (ko) | 1974-07-05 |
FR2209939B1 FR2209939B1 (ko) | 1978-05-26 |
Family
ID=9108346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7243562A Expired FR2209939B1 (ko) | 1972-12-07 | 1972-12-07 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2209939B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2851120A (en) * | 1955-07-05 | 1958-09-09 | Fogiel Max | Motor vehicle safety system |
FR1324177A (fr) * | 1962-06-05 | 1963-04-12 | Radiateur tubulaire | |
FR2071418A5 (ko) * | 1969-12-29 | 1971-09-17 | Dessailly Rene |
-
1972
- 1972-12-07 FR FR7243562A patent/FR2209939B1/fr not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2851120A (en) * | 1955-07-05 | 1958-09-09 | Fogiel Max | Motor vehicle safety system |
FR1324177A (fr) * | 1962-06-05 | 1963-04-12 | Radiateur tubulaire | |
FR2071418A5 (ko) * | 1969-12-29 | 1971-09-17 | Dessailly Rene |
Also Published As
Publication number | Publication date |
---|---|
FR2209939B1 (ko) | 1978-05-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |