CH277332A - Filing cabinet with selectable cards. - Google Patents

Filing cabinet with selectable cards.

Info

Publication number: CH277332A
Authority: CH; Switzerland
Prior art keywords: filing cabinet; selectable cards; selectable; cards; filing
Prior art date: 1946-12-28

Application number

Other languages

Italian (it)

Inventor

Lombardini Luigi

Original Assignee

Lombardini Luigi

Priority date (The priority date 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 date listed.)

1946-12-28

Filing date

1947-12-15

Publication date

1951-08-31

1947-12-15 Application filed by Lombardini Luigi filed Critical Lombardini Luigi

1951-08-31 Publication of CH277332A publication Critical patent/CH277332A/en

Classifications

- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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)

CH277332D 1946-12-28 1947-12-15 Filing cabinet with selectable cards. CH277332A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT277332X		1946-12-28

Publications (1)

Publication Number	Publication Date
CH277332A true CH277332A (en)	1951-08-31

Family

ID=11222224

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH277332D CH277332A (en)	1946-12-28	1947-12-15	Filing cabinet with selectable cards.

Country Status (1)

Country	Link
CH (1)	CH277332A (en)

1947
- 1947-12-15 CH CH277332D patent/CH277332A/en unknown

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