IT959319B - Dispositivo domprendente un sopporto di registrazione sonora a due canali con possibilita di ascolto di un solo canale - Google Patents
Dispositivo domprendente un sopporto di registrazione sonora a due canali con possibilita di ascolto di un solo canaleInfo
- Publication number
- IT959319B IT959319B IT68949/72A IT6894972A IT959319B IT 959319 B IT959319 B IT 959319B IT 68949/72 A IT68949/72 A IT 68949/72A IT 6894972 A IT6894972 A IT 6894972A IT 959319 B IT959319 B IT 959319B
- Authority
- IT
- Italy
- Prior art keywords
- channel
- listening
- possibility
- sound recording
- recording support
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B15/00—Teaching music
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/04—Electrically-operated educational appliances with audible presentation of the material to be studied
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
- Electrically Operated Instructional Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH889771 | 1971-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT959319B true IT959319B (it) | 1973-11-10 |
Family
ID=4345997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT68949/72A IT959319B (it) | 1971-06-18 | 1972-06-16 | Dispositivo domprendente un sopporto di registrazione sonora a due canali con possibilita di ascolto di un solo canale |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3843137A (cs) |
| CH (1) | CH545519A (cs) |
| DE (1) | DE2229069A1 (cs) |
| FR (1) | FR2142541A5 (cs) |
| GB (1) | GB1398614A (cs) |
| IT (1) | IT959319B (cs) |
| NL (1) | NL7207968A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8122892A0 (it) * | 1981-07-13 | 1981-07-13 | Rozzano Milano | Metodo per l'autoregistrazione del canto su musicassetta fornita di base musicale. |
-
1971
- 1971-06-18 CH CH889771A patent/CH545519A/xx not_active IP Right Cessation
-
1972
- 1972-06-12 NL NL7207968A patent/NL7207968A/xx not_active Application Discontinuation
- 1972-06-13 US US00262314A patent/US3843137A/en not_active Expired - Lifetime
- 1972-06-14 GB GB2778072A patent/GB1398614A/en not_active Expired
- 1972-06-15 DE DE19722229069 patent/DE2229069A1/de not_active Withdrawn
- 1972-06-16 FR FR7222463A patent/FR2142541A5/fr not_active Expired
- 1972-06-16 IT IT68949/72A patent/IT959319B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NL7207968A (cs) | 1972-12-20 |
| DE2229069A1 (de) | 1972-12-28 |
| CH545519A (cs) | 1974-01-31 |
| GB1398614A (en) | 1975-06-25 |
| FR2142541A5 (cs) | 1973-01-26 |
| US3843137A (en) | 1974-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| IT951373B (it) | Apparato di riproduzione multifonico | |
| SE385631B (sv) | Upptagningsanordning for kassetter | |
| AT332139B (de) | Diktiergerat | |
| IT939714B (it) | Fonografo giocattolo | |
| AT335193B (de) | Kassetten-magnettongerat | |
| AT338102B (de) | Audiovisuelles wiedergabegerat | |
| NL171317C (nl) | Stereofonische grammofoonopnemer. | |
| IT948919B (it) | Sistema multicanale per la riproduzione del suoni | |
| SE385538B (sv) | Komponentskiva | |
| IT963789B (it) | Apparato di riproduzione multifonico | |
| IT948859B (it) | Suoneria a segnale musicale per apparecchi telefonici | |
| CH539797A (de) | Dämpfer | |
| DK132477B (da) | Lydbåndapparat. | |
| CH525531A (de) | Plattenspielertonarmanordnung | |
| IT959319B (it) | Dispositivo domprendente un sopporto di registrazione sonora a due canali con possibilita di ascolto di un solo canale | |
| AT315441B (de) | Schallschluckplatte | |
| AT357573B (de) | Reproduktionseinrichtung | |
| IT962099B (it) | Elaboratore di segnali a linea di ritardo controllato per la riproduzione di suoni | |
| IT996380B (it) | Circuito per un apparecchio con possibilita di riproduzione del suono | |
| IT956758B (it) | Apparecchiatura per la riprodu zione di suono quadrifonic | |
| IT957225B (it) | Trasduttore elettroacustico | |
| BE789014A (fr) | Perfectionnements aux appareils enregistreurs et magnetiques | |
| BE763930A (fr) | Perfectionnements aux dispositifs de reproduction sonore | |
| IT951487B (it) | Grammofono | |
| AT314220B (de) | Aufnahme- oder Wiedergabegerät |