BE436822A - - Google Patents
Info
- Publication number
- BE436822A BE436822A BE436822DA BE436822A BE 436822 A BE436822 A BE 436822A BE 436822D A BE436822D A BE 436822DA BE 436822 A BE436822 A BE 436822A
- Authority
- BE
- Belgium
- Prior art keywords
- desc
- clms
- attention
- page number
- contain start
- Prior art date
Links
Classifications
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- 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
- G10K7/00—Sirens
- G10K7/02—Sirens in which the sound-producing member is rotated manually or by a motor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE436822A true BE436822A (forum.php) |
Family
ID=95403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE436822D BE436822A (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE436822A (forum.php) |
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0
- BE BE436822D patent/BE436822A/fr unknown