FR777264A - Loudspeaker enhancements - Google Patents
Loudspeaker enhancementsInfo
- Publication number
- FR777264A FR777264A FR777264DA FR777264A FR 777264 A FR777264 A FR 777264A FR 777264D A FR777264D A FR 777264DA FR 777264 A FR777264 A FR 777264A
- Authority
- FR
- France
- Prior art keywords
- enhancements
- loudspeaker
- loudspeaker enhancements
- 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR777264T | 1933-11-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR777264A true FR777264A (en) | 1935-02-15 |
Family
ID=9201502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR777264D Expired FR777264A (en) | 1933-11-06 | 1933-11-06 | Loudspeaker enhancements |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR777264A (en) |
-
1933
- 1933-11-06 FR FR777264D patent/FR777264A/en not_active Expired
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