CH576863A5 - - Google Patents
Info
- Publication number
- CH576863A5 CH576863A5 CH1868472A CH1868472A CH576863A5 CH 576863 A5 CH576863 A5 CH 576863A5 CH 1868472 A CH1868472 A CH 1868472A CH 1868472 A CH1868472 A CH 1868472A CH 576863 A5 CH576863 A5 CH 576863A5
- Authority
- CH
- Switzerland
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
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Electroplating Methods And Accessories (AREA)
- Magnetic Record Carriers (AREA)
- Sliding-Contact Bearings (AREA)
- Physical Vapour Deposition (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21435371A | 1971-12-30 | 1971-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH576863A5 true CH576863A5 (it) | 1976-06-30 |
Family
ID=22798740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1868472A CH576863A5 (it) | 1971-12-30 | 1972-12-21 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS52736B2 (it) |
| AU (1) | AU476002B2 (it) |
| BE (1) | BE793406A (it) |
| CA (1) | CA995865A (it) |
| CH (1) | CH576863A5 (it) |
| FR (1) | FR2169915B1 (it) |
| GB (1) | GB1395738A (it) |
| IT (1) | IT969988B (it) |
| NL (1) | NL7217785A (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57205825A (en) * | 1981-06-11 | 1982-12-17 | Nippon Gakki Seizo Kk | Magnetic recording tape |
| JPS61198424A (ja) * | 1985-02-27 | 1986-09-02 | Hitachi Maxell Ltd | 磁気記録媒体 |
| JPH0715748B2 (ja) * | 1985-02-27 | 1995-02-22 | 日立マクセル株式会社 | 磁気記録媒体 |
| CN114113156B (zh) * | 2021-10-26 | 2024-05-17 | 浙江大学 | 一种无衬底单原子层金属薄膜的机械减薄制备装置及方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3185775A (en) * | 1958-03-10 | 1965-05-25 | Iit Res Inst | Oriented tape |
| FR1306142A (fr) * | 1961-09-04 | 1962-10-13 | California Research Corp | Dispersions de métaux ferromagnétiques et procédé pour les fabriquer |
| US3494026A (en) * | 1962-08-13 | 1970-02-10 | Matsushita Electric Industrial Co Ltd | Methods for manufacturing magnetic heads |
| FR1387098A (fr) * | 1963-11-06 | 1965-01-29 | Ncr Co | Procédé de fabrication de circuits magnétiques à pellicule mince |
| US3475309A (en) * | 1967-06-21 | 1969-10-28 | Atomic Energy Commission | Method of making paramagnetic nickel ferrite thin films |
-
0
- BE BE793406D patent/BE793406A/xx unknown
-
1972
- 1972-10-25 GB GB4910572A patent/GB1395738A/en not_active Expired
- 1972-10-27 IT IT31020/72A patent/IT969988B/it active
- 1972-11-09 AU AU48707/72A patent/AU476002B2/en not_active Expired
- 1972-12-05 JP JP47121276A patent/JPS52736B2/ja not_active Expired
- 1972-12-21 CH CH1868472A patent/CH576863A5/xx not_active IP Right Cessation
- 1972-12-26 FR FR7247146A patent/FR2169915B1/fr not_active Expired
- 1972-12-27 CA CA159,892A patent/CA995865A/en not_active Expired
- 1972-12-29 NL NL7217785A patent/NL7217785A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CA995865A (en) | 1976-08-31 |
| DE2263487B2 (de) | 1977-05-05 |
| JPS52736B2 (it) | 1977-01-10 |
| FR2169915A1 (it) | 1973-09-14 |
| DE2263487A1 (de) | 1973-07-19 |
| BE793406A (fr) | 1973-04-16 |
| NL7217785A (it) | 1973-07-03 |
| AU4870772A (en) | 1974-05-09 |
| AU476002B2 (en) | 1976-09-09 |
| GB1395738A (en) | 1975-05-29 |
| JPS4879131A (it) | 1973-10-24 |
| IT969988B (it) | 1974-04-10 |
| FR2169915B1 (it) | 1976-08-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |