NL179689C - MAGNETIC REGISTRATION MEDIUM. - Google Patents
MAGNETIC REGISTRATION MEDIUM.Info
- Publication number
- NL179689C NL179689C NL7311219A NL7311219A NL179689C NL 179689 C NL179689 C NL 179689C NL 7311219 A NL7311219 A NL 7311219A NL 7311219 A NL7311219 A NL 7311219A NL 179689 C NL179689 C NL 179689C
- Authority
- NL
- Netherlands
- Prior art keywords
- registration medium
- magnetic registration
- magnetic
- medium
- registration
- Prior art date
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
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/71—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the lubricant
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47081265A JPS5129923B2 (en) | 1972-08-14 | 1972-08-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL7311219A NL7311219A (en) | 1974-02-18 |
NL179689C true NL179689C (en) | 1986-10-16 |
Family
ID=13741516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7311219A NL179689C (en) | 1972-08-14 | 1973-08-14 | MAGNETIC REGISTRATION MEDIUM. |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5129923B2 (en) |
CA (1) | CA1001908A (en) |
DE (1) | DE2341168C2 (en) |
FR (1) | FR2196499B1 (en) |
GB (1) | GB1439644A (en) |
NL (1) | NL179689C (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5245309A (en) * | 1975-10-07 | 1977-04-09 | Victor Co Of Japan Ltd | Media for magnetic recording |
JPS54142524U (en) * | 1978-03-27 | 1979-10-03 | ||
JPS57130233A (en) * | 1981-02-04 | 1982-08-12 | Fuji Photo Film Co Ltd | Magnetic recording medium |
DE3125567C2 (en) * | 1981-06-30 | 1986-11-06 | Agfa-Gevaert Ag, 5090 Leverkusen | Process for dispersing acicular magnetic pigments in a polymeric binder using organic boron compounds as dispersants |
JPS59112429A (en) * | 1982-12-17 | 1984-06-28 | Hitachi Maxell Ltd | Magnetic recording medium |
JPS59139363U (en) * | 1983-03-05 | 1984-09-18 | 方喰 保平 | sticky note |
JPS63182163U (en) * | 1987-05-18 | 1988-11-24 | ||
US5532042A (en) * | 1989-04-05 | 1996-07-02 | Hitachi Maxell, Ltd. | Magnetic recording medium |
JP2839745B2 (en) * | 1991-04-18 | 1998-12-16 | 帝人株式会社 | Magnetic recording media |
JPH04324115A (en) * | 1991-04-24 | 1992-11-13 | Teijin Memory Media Kk | Magnetic recording medium |
CN114560883B (en) * | 2022-03-07 | 2024-01-26 | 西安石油大学 | Boron-containing spiro-type crude oil treating agent and preparation method thereof |
-
1972
- 1972-08-14 JP JP47081265A patent/JPS5129923B2/ja not_active Expired
-
1973
- 1973-08-13 GB GB3826273A patent/GB1439644A/en not_active Expired
- 1973-08-13 CA CA178,627A patent/CA1001908A/en not_active Expired
- 1973-08-14 NL NL7311219A patent/NL179689C/en not_active IP Right Cessation
- 1973-08-14 FR FR7329697A patent/FR2196499B1/fr not_active Expired
- 1973-08-14 DE DE19732341168 patent/DE2341168C2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1439644A (en) | 1976-06-16 |
JPS4939402A (en) | 1974-04-12 |
FR2196499A1 (en) | 1974-03-15 |
DE2341168C2 (en) | 1982-08-19 |
DE2341168A1 (en) | 1974-02-28 |
CA1001908A (en) | 1976-12-21 |
JPS5129923B2 (en) | 1976-08-28 |
NL7311219A (en) | 1974-02-18 |
FR2196499B1 (en) | 1977-02-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V1 | Lapsed because of non-payment of the annual fee |