BE468886A - - Google Patents
Info
- Publication number
- BE468886A BE468886A BE468886DA BE468886A BE 468886 A BE468886 A BE 468886A BE 468886D A BE468886D A BE 468886DA BE 468886 A BE468886 A BE 468886A
- 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
- H04R1/14—Throat mountings for microphones
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Magnetic Treatment Devices (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB15342/41A GB553677A (en) | 1941-11-28 | 1941-11-28 | Improvements in or relating to microphones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468886A true BE468886A (xx) |
Family
ID=10057417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468886D BE468886A (xx) | 1941-11-28 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2441975A (xx) |
| BE (1) | BE468886A (xx) |
| FR (1) | FR933989A (xx) |
| GB (1) | GB553677A (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2519916A (en) * | 1945-04-30 | 1950-08-22 | Rca Corp | Inertial electromagnetic throat microphone |
| GB672988A (en) * | 1949-08-16 | 1952-05-28 | Fortiphone Ltd | Improvements in or relating to bone conduction hearing aids |
| US2832842A (en) * | 1952-07-17 | 1958-04-29 | Sonotone Corp | Body contacting inertia reaction electromechanical transducing devices |
| US5103482A (en) * | 1988-07-28 | 1992-04-07 | Fabri Conti Lucas | Apparatus and method for reproducing high fidelity sound |
| US5163093A (en) * | 1990-12-12 | 1992-11-10 | Stanton Magnetics, Inc. | Microphone mounting for a person's neck |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1730761A (en) * | 1927-09-08 | 1929-10-08 | French Electric Company Inc | Telephonic communicating means |
| GB337094A (en) * | 1930-01-29 | 1930-10-30 | Waldemar Lazare Colassi | Improvements in, or relating to, electrical sound reproducing apparatus |
| GB451233A (en) * | 1934-02-01 | 1936-07-31 | British Thomson Houston Co Ltd | Improvements in and relating to gas-blast electric switches |
| US2255249A (en) * | 1934-11-10 | 1941-09-09 | Emil H Greibach | Voice translating apparatus |
| US2121779A (en) * | 1935-02-12 | 1938-06-28 | Ballantine Stuart | Sound translating apparatus |
| US2144458A (en) * | 1935-08-31 | 1939-01-17 | Dictograph Products Co Inc | Bone conduction audiphone |
| US2121781A (en) * | 1936-04-13 | 1938-06-28 | Ballantine Stuart | Sound translating device |
| US2202906A (en) * | 1938-01-11 | 1940-06-04 | Bell Telephone Labor Inc | Telephone receiver |
| US2252846A (en) * | 1938-09-30 | 1941-08-19 | Associated Electric Lab Inc | Acoustic device |
-
0
- BE BE468886D patent/BE468886A/xx unknown
-
1941
- 1941-11-28 GB GB15342/41A patent/GB553677A/en not_active Expired
-
1942
- 1942-11-24 US US466736A patent/US2441975A/en not_active Expired - Lifetime
-
1946
- 1946-09-27 FR FR933989D patent/FR933989A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB553677A (en) | 1943-06-01 |
| FR933989A (fr) | 1948-05-07 |
| US2441975A (en) | 1948-05-25 |