FR912631A - Perfectionnements aux laryngophones - Google Patents
Perfectionnements aux laryngophonesInfo
- Publication number
- FR912631A FR912631A FR912631DA FR912631A FR 912631 A FR912631 A FR 912631A FR 912631D A FR912631D A FR 912631DA FR 912631 A FR912631 A FR 912631A
- Authority
- FR
- France
- Prior art keywords
- laryngophone
- refinements
- laryngophone refinements
- Prior art date
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/04—Microphones
-
- 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
- H04R1/14—Throat mountings for microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR912631T | 1945-07-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR912631A true FR912631A (fr) | 1946-08-14 |
Family
ID=9421439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR912631D Expired FR912631A (fr) | 1945-07-20 | 1945-07-20 | Perfectionnements aux laryngophones |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR912631A (fr) |
-
1945
- 1945-07-20 FR FR912631D patent/FR912631A/fr not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR935635A (fr) | Perfectionnements aux soutien-gorge | |
FR920587A (fr) | Perfectionnements aux antennes | |
FR915892A (fr) | Perfectionnements aux panémones | |
FR921518A (fr) | Perfectionnements aux panémones | |
FR994896A (fr) | Perfectionnements aux montres | |
FR933973A (fr) | Perfectionnements aux véhicules | |
FR921790A (fr) | Perfectionnements aux stylographes | |
FR917329A (fr) | Perfectionnements aux stylomines | |
FR911429A (fr) | Perfectionnements aux médailliers | |
FR935634A (fr) | Perfectionnements aux soutien-gorge | |
FR918710A (fr) | Perfectionnements aux soupapes | |
FR915923A (fr) | Perfectionnements aux stylographes | |
FR929924A (fr) | Perfectionnements aux stylographes | |
FR996725A (fr) | Perfectionnements aux stylographes | |
FR912631A (fr) | Perfectionnements aux laryngophones | |
FR926670A (fr) | Perfectionnements aux stylographes | |
FR1080408A (fr) | Perfectionnements aux paliers | |
FI23328A (fi) | Koppling | |
FI22523A (fi) | Värmeutväxlare | |
FR921456A (fr) | Perfectionnements aux hélices | |
FR912237A (fr) | Perfectionnements aux oscillateurs | |
FR909295A (fr) | Perfectionnements aux lettres-enveloppes | |
FR932649A (fr) | Perfectionnements aux grils | |
FR912539A (fr) | Perfectionnements aux antennes | |
FR920404A (fr) | Perfectionnements aux bielles |