KR860010034U - 자동 문제지 - Google Patents

자동 문제지

Info

Publication number
KR860010034U
KR860010034U KR2019850000043U KR850000043U KR860010034U KR 860010034 U KR860010034 U KR 860010034U KR 2019850000043 U KR2019850000043 U KR 2019850000043U KR 850000043 U KR850000043 U KR 850000043U KR 860010034 U KR860010034 U KR 860010034U
Authority
KR
South Korea
Prior art keywords
automatic problem
automatic
Prior art date
Application number
KR2019850000043U
Other languages
English (en)
Other versions
KR890001700Y1 (ko
Inventor
박연수
Original Assignee
박연수
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 박연수 filed Critical 박연수
Priority to KR2019850000043U priority Critical patent/KR890001700Y1/ko
Publication of KR860010034U publication Critical patent/KR860010034U/ko
Application granted granted Critical
Publication of KR890001700Y1 publication Critical patent/KR890001700Y1/ko

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
    • G09B3/00—Manually or mechanically operated teaching appliances working with questions and answers
    • G09B3/02—Manually or mechanically operated teaching appliances working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
KR2019850000043U 1985-01-05 1985-01-05 자동 문제지 KR890001700Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850000043U KR890001700Y1 (ko) 1985-01-05 1985-01-05 자동 문제지

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850000043U KR890001700Y1 (ko) 1985-01-05 1985-01-05 자동 문제지

Publications (2)

Publication Number Publication Date
KR860010034U true KR860010034U (ko) 1986-08-16
KR890001700Y1 KR890001700Y1 (ko) 1989-04-07

Family

ID=19239306

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850000043U KR890001700Y1 (ko) 1985-01-05 1985-01-05 자동 문제지

Country Status (1)

Country Link
KR (1) KR890001700Y1 (ko)

Also Published As

Publication number Publication date
KR890001700Y1 (ko) 1989-04-07

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