BE512750A - - Google Patents
Info
- Publication number
- BE512750A BE512750A BE512750DA BE512750A BE 512750 A BE512750 A BE 512750A BE 512750D A BE512750D A BE 512750DA BE 512750 A BE512750 A BE 512750A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
- H04R1/083—Special constructions of mouthpieces
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE712277X | 1951-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE512750A true BE512750A (en:Method) |
Family
ID=6621890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE512750D BE512750A (en:Method) | 1951-07-17 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE512750A (en:Method) |
| GB (1) | GB712277A (en:Method) |
| NL (2) | NL170952B (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017220474A1 (de) * | 2017-11-16 | 2019-05-16 | Robert Bosch Gmbh | Vorrichtung zur luftschallakustischen Sensierung der Umgebung eines Fahrzeugs, Fahrzeug |
-
0
- NL NL79368D patent/NL79368C/xx active
- NL NLAANVRAGE7603415,B patent/NL170952B/xx unknown
- BE BE512750D patent/BE512750A/xx unknown
-
1952
- 1952-07-15 GB GB17817/52A patent/GB712277A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL79368C (en:Method) | |
| NL170952B (nl) | |
| GB712277A (en) | 1954-07-21 |