FR2457535B3 - - Google Patents
Info
- Publication number
- FR2457535B3 FR2457535B3 FR8011264A FR8011264A FR2457535B3 FR 2457535 B3 FR2457535 B3 FR 2457535B3 FR 8011264 A FR8011264 A FR 8011264A FR 8011264 A FR8011264 A FR 8011264A FR 2457535 B3 FR2457535 B3 FR 2457535B3
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/02—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated
- G10K9/04—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated by compressed gases, e.g. compressed air
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
- G10K9/22—Mountings; Casings
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compressor (AREA)
- Motor Or Generator Frames (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI1979U21624U IT7921624U1 (it) | 1979-05-21 | 1979-05-21 | Avvisatore acustico elettropneumatico, particolarmente per un autoveicolo |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2457535A3 FR2457535A3 (fr) | 1980-12-19 |
| FR2457535B3 true FR2457535B3 (show.php) | 1981-06-26 |
Family
ID=11184476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8011264A Granted FR2457535A3 (fr) | 1979-05-21 | 1980-05-20 | Avertisseur sonore electropneumatique, en particulier pour vehicules automobiles |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE8013597U1 (show.php) |
| FR (1) | FR2457535A3 (show.php) |
| IT (1) | IT7921624U1 (show.php) |
-
1979
- 1979-05-21 IT ITMI1979U21624U patent/IT7921624U1/it unknown
-
1980
- 1980-05-20 DE DE19808013597U patent/DE8013597U1/de not_active Expired
- 1980-05-20 FR FR8011264A patent/FR2457535A3/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT7921624V0 (it) | 1979-05-21 |
| FR2457535A3 (fr) | 1980-12-19 |
| IT7921624U1 (it) | 1980-11-21 |
| DE8013597U1 (de) | 1980-08-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |