IT973794B - Selettore automatico di schede per un archivio a schede ad acces so casuale - Google Patents

Selettore automatico di schede per un archivio a schede ad acces so casuale

Info

Publication number
IT973794B
IT973794B IT54362/72A IT5436272A IT973794B IT 973794 B IT973794 B IT 973794B IT 54362/72 A IT54362/72 A IT 54362/72A IT 5436272 A IT5436272 A IT 5436272A IT 973794 B IT973794 B IT 973794B
Authority
IT
Italy
Prior art keywords
card
random access
archive
selector
automatic
Prior art date
Application number
IT54362/72A
Other languages
English (en)
Italian (it)
Original Assignee
Bell & Howell Co
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 Bell & Howell Co filed Critical Bell & Howell Co
Application granted granted Critical
Publication of IT973794B publication Critical patent/IT973794B/it

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)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Warehouses Or Storage Devices (AREA)
IT54362/72A 1971-12-02 1972-11-29 Selettore automatico di schede per un archivio a schede ad acces so casuale IT973794B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20416071A 1971-12-02 1971-12-02

Publications (1)

Publication Number Publication Date
IT973794B true IT973794B (it) 1974-06-10

Family

ID=22756874

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54362/72A IT973794B (it) 1971-12-02 1972-11-29 Selettore automatico di schede per un archivio a schede ad acces so casuale

Country Status (7)

Country Link
US (1) US3713535A (ja)
JP (1) JPS4876446A (ja)
CA (1) CA978102A (ja)
DE (1) DE2258237B2 (ja)
FR (1) FR2162153A1 (ja)
GB (1) GB1417429A (ja)
IT (1) IT973794B (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2151752C3 (de) * 1971-10-18 1974-04-25 Datagraph Ag Speicher
US4619367A (en) * 1984-11-30 1986-10-28 Nb Jackets De Puerto Rico Automatic card selector for random-access card file system
US5140764A (en) * 1985-04-17 1992-08-25 Nb Jackets De Puerto Rico Non-blocking microfilm jacket

Also Published As

Publication number Publication date
DE2258237B2 (de) 1975-01-30
CA978102A (en) 1975-11-18
FR2162153A1 (ja) 1973-07-13
JPS4876446A (ja) 1973-10-15
US3713535A (en) 1973-01-30
GB1417429A (en) 1975-12-10
DE2258237A1 (de) 1973-06-07

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