NL7208524A - - Google Patents
Info
- Publication number
- NL7208524A NL7208524A NL7208524A NL7208524A NL7208524A NL 7208524 A NL7208524 A NL 7208524A NL 7208524 A NL7208524 A NL 7208524A NL 7208524 A NL7208524 A NL 7208524A NL 7208524 A NL7208524 A NL 7208524A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
- G11C17/02—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using magnetic or inductive elements
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15520171A | 1971-06-21 | 1971-06-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7208524A true NL7208524A (it) | 1972-12-27 |
Family
ID=22554470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7208524A NL7208524A (it) | 1971-06-21 | 1972-06-21 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3787821A (it) |
| DE (1) | DE2230026A1 (it) |
| FR (1) | FR2142945A1 (it) |
| GB (1) | GB1389924A (it) |
| IT (1) | IT958431B (it) |
| NL (1) | NL7208524A (it) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3290660A (en) * | 1960-05-02 | 1966-12-06 | Sperry Rand Corp | Non-destructive sensing semipermanent memory |
| US3130388A (en) * | 1960-05-02 | 1964-04-21 | Sperry Rand Corp | Non-destructive sensing memory |
| DE1197929C2 (de) * | 1961-06-22 | 1974-11-07 | Halbfestwertspeicher | |
| FR1375807A (fr) * | 1962-08-10 | 1964-10-23 | Ibm | Perfectionnements aux réseaux de mémoire |
| GB1000614A (en) * | 1963-02-19 | 1965-08-11 | Gen Electric Co Ltd | Improvements in or relating to electrical digital data stores |
| US3245054A (en) * | 1963-12-18 | 1966-04-05 | Ibm | Inductive memory system with selectively operable inductive coupling |
| US3381279A (en) * | 1966-04-21 | 1968-04-30 | Hewlett Packard Co | Read only memory |
-
1971
- 1971-06-21 US US00155201A patent/US3787821A/en not_active Expired - Lifetime
-
1972
- 1972-05-24 FR FR7218451A patent/FR2142945A1/fr not_active Withdrawn
- 1972-06-19 IT IT50982/72A patent/IT958431B/it active
- 1972-06-20 DE DE19722230026 patent/DE2230026A1/de active Pending
- 1972-06-20 GB GB2877072A patent/GB1389924A/en not_active Expired
- 1972-06-21 NL NL7208524A patent/NL7208524A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT958431B (it) | 1973-10-20 |
| US3787821A (en) | 1974-01-22 |
| FR2142945A1 (it) | 1973-02-02 |
| DE2230026A1 (de) | 1972-12-28 |
| GB1389924A (en) | 1975-04-09 |