GB188916A - Improvements in recording or reproducing sound boxes for talking machines - Google Patents
Improvements in recording or reproducing sound boxes for talking machinesInfo
- Publication number
- GB188916A GB188916A GB2833721A GB2833721A GB188916A GB 188916 A GB188916 A GB 188916A GB 2833721 A GB2833721 A GB 2833721A GB 2833721 A GB2833721 A GB 2833721A GB 188916 A GB188916 A GB 188916A
- Authority
- GB
- United Kingdom
- Prior art keywords
- recording
- reproducing sound
- sound boxes
- talking machines
- talking
- 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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2833721A GB188916A (en) | 1921-10-25 | 1921-10-25 | Improvements in recording or reproducing sound boxes for talking machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2833721A GB188916A (en) | 1921-10-25 | 1921-10-25 | Improvements in recording or reproducing sound boxes for talking machines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB188916A true GB188916A (en) | 1922-11-23 |
Family
ID=10274062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2833721A Expired GB188916A (en) | 1921-10-25 | 1921-10-25 | Improvements in recording or reproducing sound boxes for talking machines |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB188916A (en) |
-
1921
- 1921-10-25 GB GB2833721A patent/GB188916A/en not_active Expired
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