FR667926A - - Google Patents
Info
- Publication number
- FR667926A FR667926A FR667926DA FR667926A FR 667926 A FR667926 A FR 667926A FR 667926D A FR667926D A FR 667926DA FR 667926 A FR667926 A FR 667926A
- 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
- G06K21/02—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 mechanically, e.g. by needle
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR667926A true FR667926A (fr) | 1929-11-04 |
Family
ID=1543406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR667926D Expired FR667926A (fr) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR667926A (fr) |
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0
- FR FR667926D patent/FR667926A/fr not_active Expired