DE186849C - - Google Patents

Info

Publication number
DE186849C
DE186849C DENDAT186849D DE186849DA DE186849C DE 186849 C DE186849 C DE 186849C DE NDAT186849 D DENDAT186849 D DE NDAT186849D DE 186849D A DE186849D A DE 186849DA DE 186849 C DE186849 C DE 186849C
Authority
DE
Germany
Prior art keywords
openings
boards
panel
pins
writing
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.)
Active
Application number
DENDAT186849D
Other languages
German (de)
English (en)
Publication of DE186849C publication Critical patent/DE186849C/de
Active legal-status Critical Current

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
    • G06K21/02—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)
  • Drawing Aids And Blackboards (AREA)
DENDAT186849D Active DE186849C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE186849C true DE186849C (enrdf_load_stackoverflow)

Family

ID=450587

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT186849D Active DE186849C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE186849C (enrdf_load_stackoverflow)

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