FR1217321A - Effaceurs pour enregistrements magnétiques - Google Patents
Effaceurs pour enregistrements magnétiquesInfo
- Publication number
- FR1217321A FR1217321A FR782089A FR782089A FR1217321A FR 1217321 A FR1217321 A FR 1217321A FR 782089 A FR782089 A FR 782089A FR 782089 A FR782089 A FR 782089A FR 1217321 A FR1217321 A FR 1217321A
- Authority
- FR
- France
- Prior art keywords
- erasers
- magnetic records
- records
- magnetic
- 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
-
- 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
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
-
- 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
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
- G11B5/027—Analogue recording
- G11B5/03—Biasing
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP870846X | 1957-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1217321A true FR1217321A (fr) | 1960-05-03 |
Family
ID=13905063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR782089A Expired FR1217321A (fr) | 1957-12-21 | 1958-12-19 | Effaceurs pour enregistrements magnétiques |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1217321A (fr) |
GB (1) | GB870846A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1020522A (en) * | 1963-10-15 | 1966-02-16 | Amos Of Exeter Ltd | Bulk-tape eraser |
JPS6030812Y2 (ja) * | 1979-05-30 | 1985-09-14 | オリンパス光学工業株式会社 | トランスクライバ− |
US4541028A (en) * | 1981-12-04 | 1985-09-10 | Johnson Reynold B | Hand-held transducing device for insertable records |
-
1958
- 1958-12-18 GB GB40951/58A patent/GB870846A/en not_active Expired
- 1958-12-19 FR FR782089A patent/FR1217321A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB870846A (en) | 1961-06-21 |
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