NL7004011A - - Google Patents
Info
- Publication number
- NL7004011A NL7004011A NL7004011A NL7004011A NL7004011A NL 7004011 A NL7004011 A NL 7004011A NL 7004011 A NL7004011 A NL 7004011A NL 7004011 A NL7004011 A NL 7004011A NL 7004011 A NL7004011 A NL 7004011A
- Authority
- NL
- Netherlands
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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
- G11B5/295—Manufacture
-
- 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
- G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP44022487A JPS4936251B1 (xx) | 1969-03-22 | 1969-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7004011A true NL7004011A (xx) | 1970-09-24 |
Family
ID=12084070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7004011A NL7004011A (xx) | 1969-03-22 | 1970-03-20 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3639700A (xx) |
| JP (1) | JPS4936251B1 (xx) |
| DE (1) | DE2013478A1 (xx) |
| FR (1) | FR2039791A5 (xx) |
| GB (1) | GB1308956A (xx) |
| NL (1) | NL7004011A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4227225A (en) * | 1977-05-12 | 1980-10-07 | Matsushita Electric Industrial Co., Ltd. | Magnetic head assembly |
| US4194227A (en) * | 1977-07-19 | 1980-03-18 | Victor Company Of Japan, Limited | Composite magnetic core assembly having at least one side tip for a magnetic head |
| US4425594A (en) * | 1981-09-28 | 1984-01-10 | Obedineni Zavodi Za Zapametyavashti Ustroystva | Ceramic-ferrite head |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2920149A (en) * | 1957-11-21 | 1960-01-05 | Sonotone Corp | Magnetic record transducing heads |
| US3390451A (en) * | 1962-05-04 | 1968-07-02 | Philips Corp | Multi-track magnetic heads and their method of manufacture |
| NL146311B (nl) * | 1965-04-22 | 1975-06-16 | Philips Nv | Werkwijze voor het vervaardigen van een dubbelspleets-magneetkop en dubbelspleets-magneetkop volgens deze werkwijze vervaardigd. |
-
1969
- 1969-03-22 JP JP44022487A patent/JPS4936251B1/ja active Pending
-
1970
- 1970-03-16 US US19946A patent/US3639700A/en not_active Expired - Lifetime
- 1970-03-18 GB GB1313770A patent/GB1308956A/en not_active Expired
- 1970-03-20 NL NL7004011A patent/NL7004011A/xx unknown
- 1970-03-20 DE DE19702013478 patent/DE2013478A1/de active Pending
- 1970-03-20 FR FR7010120A patent/FR2039791A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4936251B1 (xx) | 1974-09-28 |
| FR2039791A5 (xx) | 1971-01-15 |
| GB1308956A (en) | 1973-03-07 |
| DE2013478A1 (de) | 1970-10-01 |
| US3639700A (en) | 1972-02-01 |