BE377907A - - Google Patents
Info
- Publication number
- BE377907A BE377907A BE377907DA BE377907A BE 377907 A BE377907 A BE 377907A BE 377907D A BE377907D A BE 377907DA BE 377907 A BE377907 A BE 377907A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/02—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE712739X | 1930-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE377907A true BE377907A (https=) |
Family
ID=6622600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE377907D BE377907A (https=) | 1930-03-07 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE377907A (https=) |
| FR (1) | FR712739A (https=) |
| GB (1) | GB362259A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0057215A4 (en) * | 1980-08-11 | 1983-02-09 | James C Strickland | IMPROVED UPWARD TRANSMISSION CIRCUIT FOR CONTROLLING ELECTROSTATIC SPEAKERS WITH BROADBAND ELEMENTS. |
-
0
- BE BE377907D patent/BE377907A/xx unknown
-
1931
- 1931-02-27 GB GB6223/31A patent/GB362259A/en not_active Expired
- 1931-03-06 FR FR712739D patent/FR712739A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0057215A4 (en) * | 1980-08-11 | 1983-02-09 | James C Strickland | IMPROVED UPWARD TRANSMISSION CIRCUIT FOR CONTROLLING ELECTROSTATIC SPEAKERS WITH BROADBAND ELEMENTS. |
Also Published As
| Publication number | Publication date |
|---|---|
| GB362259A (en) | 1931-12-03 |
| FR712739A (fr) | 1931-10-22 |