SE350867B - - Google Patents

Info

Publication number
SE350867B
SE350867B SE01321/70A SE132170A SE350867B SE 350867 B SE350867 B SE 350867B SE 01321/70 A SE01321/70 A SE 01321/70A SE 132170 A SE132170 A SE 132170A SE 350867 B SE350867 B SE 350867B
Authority
SE
Sweden
Application number
SE01321/70A
Inventor
J Roche
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of SE350867B publication Critical patent/SE350867B/xx

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B3/00Manually or mechanically operated teaching appliances working with questions and answers
    • G09B3/06Manually or mechanically operated teaching appliances working with questions and answers of the multiple-choice answer type, i.e. where a given question is provided with a series of answers and a choice has to be made
    • G09B3/08Manually or mechanically operated teaching appliances working with questions and answers of the multiple-choice answer type, i.e. where a given question is provided with a series of answers and a choice has to be made of chart form
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • G06K17/0032Apparatus for automatic testing and analysing marked record carriers, used for examinations of the multiple choice answer type

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
SE01321/70A 1969-02-10 1970-02-02 SE350867B (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79801669A 1969-02-10 1969-02-10

Publications (1)

Publication Number Publication Date
SE350867B true SE350867B (OSRAM) 1972-11-06

Family

ID=25172332

Family Applications (1)

Application Number Title Priority Date Filing Date
SE01321/70A SE350867B (OSRAM) 1969-02-10 1970-02-02

Country Status (6)

Country Link
US (1) US3601906A (OSRAM)
JP (1) JPS5036545B1 (OSRAM)
DE (1) DE2007382A1 (OSRAM)
FR (1) FR2037078A1 (OSRAM)
GB (1) GB1313113A (OSRAM)
SE (1) SE350867B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5420407A (en) * 1993-09-17 1995-05-30 National Computer Systems, Inc. Adjustable read level threshold for optical mark scanning
US7298902B2 (en) * 2004-01-20 2007-11-20 Educational Testing Service Method and system for performing image mark recognition
EP1650945A1 (en) * 2004-10-21 2006-04-26 Océ-Technologies B.V. Apparatus and method for automatically analysing a filled in questonnaire
US7593685B1 (en) * 2006-06-06 2009-09-22 Zip-Scan, Inc. Optical mark recognition tabulation device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3216132A (en) * 1961-06-26 1965-11-09 Vincent F Same Test scoring machines
US3212203A (en) * 1963-02-12 1965-10-19 Robert L Silber Test grading machines
US3410990A (en) * 1964-04-01 1968-11-12 William J. Flaherty Test scoring machines
US3284929A (en) * 1964-05-19 1966-11-15 Automata Corp Test grading machine
US3487560A (en) * 1967-03-07 1970-01-06 Automatic Corp Test grading and marking method and apparatus
US3487561A (en) * 1967-03-07 1970-01-06 Automata Corp Test grading and marking method and apparatus

Also Published As

Publication number Publication date
US3601906A (en) 1971-08-31
GB1313113A (en) 1973-04-11
JPS5036545B1 (OSRAM) 1975-11-26
FR2037078A1 (OSRAM) 1970-12-31
DE2007382A1 (de) 1970-11-19

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