NL124764C - - Google Patents
Info
- Publication number
- NL124764C NL124764C NL124764DA NL124764C NL 124764 C NL124764 C NL 124764C NL 124764D A NL124764D A NL 124764DA NL 124764 C NL124764 C NL 124764C
- 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
- G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US672685A US2981936A (en) | 1957-07-18 | 1957-07-18 | Magnetic data storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL124764C true NL124764C (it) |
Family
ID=24699587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL124764D NL124764C (it) | 1957-07-18 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2981936A (it) |
| BE (1) | BE567460A (it) |
| FR (1) | FR1207564A (it) |
| GB (1) | GB895725A (it) |
| NL (1) | NL124764C (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3113205A (en) * | 1959-07-08 | 1963-12-03 | Litton Systems Inc | Cyclically operating distributer computer with a single logically complete calculating unit |
| US3217304A (en) * | 1961-06-29 | 1965-11-09 | Ibm | Memory system |
| US3688087A (en) * | 1968-08-02 | 1972-08-29 | Joseph D Howard | Method and apparatus for handling materials |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2680239A (en) * | 1952-02-26 | 1954-06-01 | Engineering Res Associates Inc | Data selection system |
| US2850726A (en) * | 1952-11-22 | 1958-09-02 | Digital Control Systems Inc | Di-function converters |
| GB745614A (en) * | 1953-12-18 | 1956-02-29 | British Tabulating Mach Co Ltd | Improvements in or relating to magnetic data storage systems |
| US2836359A (en) * | 1954-11-01 | 1958-05-27 | Texas Co | Integration of electrical signals |
| US2866179A (en) * | 1955-12-23 | 1958-12-23 | Ibm | Record selector |
-
0
- BE BE567460D patent/BE567460A/xx unknown
- NL NL124764D patent/NL124764C/xx active
-
1957
- 1957-07-18 US US672685A patent/US2981936A/en not_active Expired - Lifetime
-
1958
- 1958-06-26 FR FR1207564D patent/FR1207564A/fr not_active Expired
- 1958-07-15 GB GB22653/58A patent/GB895725A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1207564A (fr) | 1960-02-17 |
| GB895725A (en) | 1962-05-09 |
| BE567460A (it) | |
| US2981936A (en) | 1961-04-25 |