CH277332A - Schedario con schede selezionabili. - Google Patents

Schedario con schede selezionabili.

Info

Publication number
CH277332A
CH277332A CH277332DA CH277332A CH 277332 A CH277332 A CH 277332A CH 277332D A CH277332D A CH 277332DA CH 277332 A CH277332 A CH 277332A
Authority
CH
Switzerland
Prior art keywords
filing cabinet
selectable cards
selectable
cards
filing
Prior art date
Application number
Other languages
English (en)
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.)
Filing date
Publication date
Application filed by Lombardini Luigi filed Critical Lombardini Luigi
Publication of CH277332A publication Critical patent/CH277332A/it

Links

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 Schedario con schede selezionabili. CH277332A (it)

Applications Claiming Priority (1)

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

Publications (1)

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

Family

ID=11222224

Family Applications (1)

Application Number Title Priority Date Filing Date
CH277332D CH277332A (it) 1946-12-28 1947-12-15 Schedario con schede selezionabili.

Country Status (1)

Country Link
CH (1) CH277332A (it)

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