FR2187173A5 - - Google Patents
Info
- Publication number
- FR2187173A5 FR2187173A5 FR7219315A FR7219315A FR2187173A5 FR 2187173 A5 FR2187173 A5 FR 2187173A5 FR 7219315 A FR7219315 A FR 7219315A FR 7219315 A FR7219315 A FR 7219315A FR 2187173 A5 FR2187173 A5 FR 2187173A5
- 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
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
- G10K9/15—Self-interrupting arrangements
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7219315A FR2187173A5 (Direct) | 1972-05-30 | 1972-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7219315A FR2187173A5 (Direct) | 1972-05-30 | 1972-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2187173A5 true FR2187173A5 (Direct) | 1974-01-11 |
Family
ID=9099321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7219315A Expired FR2187173A5 (Direct) | 1972-05-30 | 1972-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2187173A5 (Direct) |
-
1972
- 1972-05-30 FR FR7219315A patent/FR2187173A5/fr not_active Expired
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |