FR2150456B3 - - Google Patents
Info
- Publication number
- FR2150456B3 FR2150456B3 FR7230045A FR7230045A FR2150456B3 FR 2150456 B3 FR2150456 B3 FR 2150456B3 FR 7230045 A FR7230045 A FR 7230045A FR 7230045 A FR7230045 A FR 7230045A FR 2150456 B3 FR2150456 B3 FR 2150456B3
- Authority
- FR
- France
- 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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712142367 DE2142367C3 (de) | 1971-08-24 | 1971-08-24 | Verfahren und Vorrichtung zum Aufzeichnen von Tonfrequenzsignalen auf Magnetband |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2150456A1 FR2150456A1 (de) | 1973-04-06 |
FR2150456B3 true FR2150456B3 (de) | 1975-10-03 |
Family
ID=5817635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7230045A Expired FR2150456B3 (de) | 1971-08-24 | 1972-08-23 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4830908A (de) |
CH (1) | CH546458A (de) |
DE (1) | DE2142367C3 (de) |
FR (1) | FR2150456B3 (de) |
GB (1) | GB1395230A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW412769B (en) * | 1997-08-04 | 2000-11-21 | Koninkl Philips Electronics Nv | Method of manufacturing a device comprising an element of a hard-magnetic material |
-
1971
- 1971-08-24 DE DE19712142367 patent/DE2142367C3/de not_active Expired
-
1972
- 1972-08-16 CH CH1214172A patent/CH546458A/de not_active IP Right Cessation
- 1972-08-21 GB GB3886272A patent/GB1395230A/en not_active Expired
- 1972-08-23 FR FR7230045A patent/FR2150456B3/fr not_active Expired
- 1972-08-24 JP JP8496272A patent/JPS4830908A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CH546458A (de) | 1974-02-28 |
DE2142367B2 (de) | 1981-11-26 |
FR2150456A1 (de) | 1973-04-06 |
JPS4830908A (de) | 1973-04-23 |
DE2142367A1 (de) | 1973-03-01 |
DE2142367C3 (de) | 1983-12-29 |
GB1395230A (en) | 1975-05-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |