AU1797356A - Improvements in magnetic sound recording apparatus - Google Patents
Improvements in magnetic sound recording apparatusInfo
- Publication number
- AU1797356A AU1797356A AU17973/56A AU1797356A AU1797356A AU 1797356 A AU1797356 A AU 1797356A AU 17973/56 A AU17973/56 A AU 17973/56A AU 1797356 A AU1797356 A AU 1797356A AU 1797356 A AU1797356 A AU 1797356A
- Authority
- AU
- Australia
- Prior art keywords
- recording apparatus
- sound recording
- magnetic sound
- magnetic
- sound
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1127475T | 1955-05-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU215092B2 AU215092B2 (en) | 1956-11-08 |
| AU1797356A true AU1797356A (en) | 1956-11-08 |
Family
ID=9635594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU17973/56A Expired AU215092B2 (en) | 1955-05-27 | 1956-05-04 | Improvements in magnetic sound recording apparatus |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US2869876A (en) |
| AT (1) | AT191630B (en) |
| AU (1) | AU215092B2 (en) |
| BE (1) | BE547907A (en) |
| CA (1) | CA623536A (en) |
| CH (1) | CH336200A (en) |
| DE (1) | DE1082060B (en) |
| FR (1) | FR1127475A (en) |
| GB (1) | GB789577A (en) |
| IN (1) | IN57203B (en) |
| NL (1) | NL99311C (en) |
| NZ (1) | NZ116386A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3029319A (en) * | 1957-12-04 | 1962-04-10 | Assmann Gmbh Wolfgang | Tone arm and magnetic transducer head therefor |
| US3060413A (en) * | 1958-04-28 | 1962-10-23 | Time Inc | Magnetic record reading device |
| US3020355A (en) * | 1959-10-02 | 1962-02-06 | Victor Company Of Japan | Magnetic recording and reproducing system |
| FR1415547A (en) * | 1964-05-15 | 1965-10-29 | Nouvelles Tech Radioelectrique | Teaching machine |
| JPS5040335B1 (en) * | 1968-07-17 | 1975-12-23 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR743953A (en) * | 1933-04-08 | |||
| DE1050074B (en) * | 1959-02-05 | Deutsche Telephonwerke und Kabelindustrie Aktiengesellschaft, Berlin | Magnetic voice recorder | |
| DE598584C (en) * | 1932-10-12 | 1934-06-15 | Richard Harms | Talking machine for automatic double-sided and successive playback of several records |
| GB497800A (en) * | 1936-06-26 | 1938-12-28 | Luigi Marzocchi | System of electromagnetic sound recording on metallic plates, ribbons or wires |
| FR865089A (en) * | 1939-06-02 | 1941-05-13 | Electrical Res Prod Inc | Audio recording and reproducing apparatus for teaching |
| US2537657A (en) * | 1945-05-05 | 1951-01-09 | Western Union Telegraph Co | Disk type magnetic recordingreproducing apparatus |
| CH267150A (en) * | 1947-12-23 | 1950-03-15 | Trust Daphne Investment | Method and device for magnetic sound recording and reproduction on or from disc-shaped sound carriers. |
| FR877126A (en) * | 1958-03-15 | 1942-11-27 | Licentia Gmbh | Dictation device, using the magnetic sound process |
-
0
- CA CA623536A patent/CA623536A/en not_active Expired
-
1955
- 1955-05-27 FR FR1127475D patent/FR1127475A/en not_active Expired
- 1955-11-22 US US548523A patent/US2869876A/en not_active Expired - Lifetime
-
1956
- 1956-04-17 AT AT191630D patent/AT191630B/en active
- 1956-04-20 DE DEA24740A patent/DE1082060B/en active Pending
- 1956-04-27 GB GB12994/56A patent/GB789577A/en not_active Expired
- 1956-05-01 IN IN57203A patent/IN57203B/en unknown
- 1956-05-02 NZ NZ11638656A patent/NZ116386A/en unknown
- 1956-05-04 AU AU17973/56A patent/AU215092B2/en not_active Expired
- 1956-05-17 CH CH336200D patent/CH336200A/en unknown
- 1956-05-17 BE BE547907D patent/BE547907A/en unknown
- 1956-05-26 NL NL99311D patent/NL99311C/en active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU1797356A (en) | Improvements in magnetic sound recording apparatus | |
| AU215092B2 (en) | Improvements in magnetic sound recording apparatus | |
| CA524523A (en) | Sound recording or reproducing apparatus | |
| CA523754A (en) | Magnetic recording apparatus | |
| CA524468A (en) | Magnetic sound apparatus | |
| AU205900B2 (en) | Improvements in magnetic recording apparatus | |
| CA528488A (en) | Magnetic sound recording system | |
| CA542105A (en) | Magnetic recording apparatus | |
| CA561557A (en) | Magnetic amplifier apparatus | |
| AU631555A (en) | Improvements in magnetic recording apparatus | |
| AU215670B2 (en) | Improvements in mechanism for driving the sound headin magnetic sound recording and reproducing apparatus | |
| AU209047B2 (en) | Improvements in or relating to magnetic tape recording apparatus | |
| AU216954B2 (en) | Apparatus for recording or reproducing sound anda magnetizable belt for use therewith | |
| CA521652A (en) | Magnetic recording and reproducing | |
| CA530468A (en) | Magnetic recording and reproducing | |
| CA513108A (en) | Magnetic transducing apparatus | |
| CA527905A (en) | Magnetic recording medium | |
| CA522299A (en) | Magnetic apparatus | |
| CA526265A (en) | Recording apparatus | |
| CA529036A (en) | Recording apparatus | |
| AU210582B2 (en) | Improvements in magnetic recording and/or reproducing apparatus | |
| AU1895856A (en) | Improvements in mechanism for driving the sound headin magnetic sound recording and reproducing apparatus | |
| CA525526A (en) | Magnetic record member | |
| AU859755A (en) | Improvements in or relating to magnetic tape recording apparatus | |
| AU215501B2 (en) | Magnetic memory apparatus |