BE332337A - - Google Patents
Info
- Publication number
- BE332337A BE332337A BE332337DA BE332337A BE 332337 A BE332337 A BE 332337A BE 332337D A BE332337D A BE 332337DA BE 332337 A BE332337 A BE 332337A
- Authority
- BE
- Belgium
- Prior art keywords
- base
- horn
- telephone receiver
- intended
- receiver
- Prior art date
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 210000005069 ears Anatomy 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
- G10K11/025—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators horns for impedance matching
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Telephone Set Structure (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE332337A true BE332337A (enrdf_load_html_response) |
Family
ID=11287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE332337D BE332337A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE332337A (enrdf_load_html_response) |
-
0
- BE BE332337D patent/BE332337A/fr unknown
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