IT1013835B - Dispositivo perforatore per la perforazione d informazioni in schede meccanografiche - Google Patents

Dispositivo perforatore per la perforazione d informazioni in schede meccanografiche

Info

Publication number
IT1013835B
IT1013835B IT1283174A IT1283174A IT1013835B IT 1013835 B IT1013835 B IT 1013835B IT 1283174 A IT1283174 A IT 1283174A IT 1283174 A IT1283174 A IT 1283174A IT 1013835 B IT1013835 B IT 1013835B
Authority
IT
Italy
Prior art keywords
perforating
mechanographic
cards
information
perforating device
Prior art date
Application number
IT1283174A
Other languages
English (en)
Original Assignee
Entraco Engineering And Tradin
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 Entraco Engineering And Tradin filed Critical Entraco Engineering And Tradin
Application granted granted Critical
Publication of IT1013835B publication Critical patent/IT1013835B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/02—Methods or arrangements for marking the record carrier in digital fashion by punching

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
IT1283174A 1973-10-01 1974-06-07 Dispositivo perforatore per la perforazione d informazioni in schede meccanografiche IT1013835B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1402473A CH563623A5 (en) 1973-10-01 1973-10-01 Punching appts for data in punched cards - has punching head and die moving relatively to one another

Publications (1)

Publication Number Publication Date
IT1013835B true IT1013835B (it) 1977-03-30

Family

ID=4397294

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1283174A IT1013835B (it) 1973-10-01 1974-06-07 Dispositivo perforatore per la perforazione d informazioni in schede meccanografiche

Country Status (2)

Country Link
CH (1) CH563623A5 (it)
IT (1) IT1013835B (it)

Also Published As

Publication number Publication date
CH563623A5 (en) 1975-06-30

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