JPS554846Y2 - - Google Patents

Info

Publication number
JPS554846Y2
JPS554846Y2 JP1977140290U JP14029077U JPS554846Y2 JP S554846 Y2 JPS554846 Y2 JP S554846Y2 JP 1977140290 U JP1977140290 U JP 1977140290U JP 14029077 U JP14029077 U JP 14029077U JP S554846 Y2 JPS554846 Y2 JP S554846Y2
Authority
JP
Japan
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.)
Expired
Application number
JP1977140290U
Other versions
JPS5466953U (ja
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 filed Critical
Priority to JP1977140290U priority Critical patent/JPS554846Y2/ja
Priority to US05/951,792 priority patent/US4194302A/en
Priority to ES78474303A priority patent/ES474303A1/es
Publication of JPS5466953U publication Critical patent/JPS5466953U/ja
Application granted granted Critical
Publication of JPS554846Y2 publication Critical patent/JPS554846Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
    • G09B7/06—Electrically-operated teaching apparatus or devices 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 from the answers
    • G09B7/063—Electrically-operated teaching apparatus or devices 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 from the answers with hand-placed probe or plug

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
JP1977140290U 1977-10-19 1977-10-19 Expired JPS554846Y2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1977140290U JPS554846Y2 (ja) 1977-10-19 1977-10-19
US05/951,792 US4194302A (en) 1977-10-19 1978-10-16 Answer-spotting electric instrument
ES78474303A ES474303A1 (es) 1977-10-19 1978-10-18 Majoras introducidas en un instrumento electrico punteador de respuestas.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977140290U JPS554846Y2 (ja) 1977-10-19 1977-10-19

Publications (2)

Publication Number Publication Date
JPS5466953U JPS5466953U (ja) 1979-05-12
JPS554846Y2 true JPS554846Y2 (ja) 1980-02-05

Family

ID=15265341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977140290U Expired JPS554846Y2 (ja) 1977-10-19 1977-10-19

Country Status (3)

Country Link
US (1) US4194302A (ja)
JP (1) JPS554846Y2 (ja)
ES (1) ES474303A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7490772B2 (en) * 2004-12-29 2009-02-17 Nokia Corporation Code reader

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2546666A (en) * 1946-05-06 1951-03-27 Fleischer Max Self-examination device
US3141243A (en) * 1961-03-27 1964-07-21 Bunker Ramo Automatic tutorial system
US3177595A (en) * 1962-11-13 1965-04-13 Singer Inc H R B Teaching device
US3509643A (en) * 1967-02-24 1970-05-05 Patrick A Kane Method and means for self-teaching
US3541706A (en) * 1968-05-20 1970-11-24 Norman Shapiro Writing and reading device for the blind and method of using the same
US3774318A (en) * 1972-11-01 1973-11-27 G Sterriti Directionality trainer
US3835553A (en) * 1973-01-12 1974-09-17 Res Enterprises Inc Apparatus for teaching
US4115931A (en) * 1976-09-08 1978-09-26 Futhey John A Individualized teaching system utilizing electrical continuity

Also Published As

Publication number Publication date
ES474303A1 (es) 1979-04-16
JPS5466953U (ja) 1979-05-12
US4194302A (en) 1980-03-25

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