FR565475A - Loose-leaf filing system and apparatus - Google Patents
Loose-leaf filing system and apparatusInfo
- Publication number
- FR565475A FR565475A FR565475DA FR565475A FR 565475 A FR565475 A FR 565475A FR 565475D A FR565475D A FR 565475DA FR 565475 A FR565475 A FR 565475A
- Authority
- FR
- France
- Prior art keywords
- loose
- filing system
- leaf filing
- leaf
- filing
- Prior art date
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR565475T | 1923-04-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR565475A true FR565475A (en) | 1924-01-28 |
Family
ID=8946460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR565475D Expired FR565475A (en) | 1923-04-24 | 1923-04-24 | Loose-leaf filing system and apparatus |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR565475A (en) |
-
1923
- 1923-04-24 FR FR565475D patent/FR565475A/en not_active Expired
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