FR743149A - - Google Patents
Info
- Publication number
- FR743149A FR743149A FR743149DA FR743149A FR 743149 A FR743149 A FR 743149A FR 743149D A FR743149D A FR 743149DA FR 743149 A FR743149 A FR 743149A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K21/00—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting
- G06K21/04—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting in which coincidence of markings is sensed optically, e.g. peek-a-boo system
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR743149A true FR743149A (de) | 1933-03-23 |
Family
ID=1547448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR743149D Expired FR743149A (de) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR743149A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE956121C (de) * | 1954-01-17 | 1957-01-17 | Oskar Thieme | Waehlgeraet zum Auswaehlen von Karteikarten mit gesuchten Merkmalsbegriffen durch Suchnadeln |
-
0
- FR FR743149D patent/FR743149A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE956121C (de) * | 1954-01-17 | 1957-01-17 | Oskar Thieme | Waehlgeraet zum Auswaehlen von Karteikarten mit gesuchten Merkmalsbegriffen durch Suchnadeln |