KR930020263U - Textbook - Google Patents

Textbook

Info

Publication number
KR930020263U
KR930020263U KR2019920001750U KR920001750U KR930020263U KR 930020263 U KR930020263 U KR 930020263U KR 2019920001750 U KR2019920001750 U KR 2019920001750U KR 920001750 U KR920001750 U KR 920001750U KR 930020263 U KR930020263 U KR 930020263U
Authority
KR
South Korea
Prior art keywords
textbook
Prior art date
Application number
KR2019920001750U
Other languages
Korean (ko)
Other versions
KR930008068Y1 (en
Inventor
권장순
Original Assignee
권장순
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 권장순 filed Critical 권장순
Priority to KR9201750U priority Critical patent/KR930008068Y1/en
Publication of KR930020263U publication Critical patent/KR930020263U/en
Application granted granted Critical
Publication of KR930008068Y1 publication Critical patent/KR930008068Y1/en

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
    • G09B17/00—Teaching reading
    • G09B17/003—Teaching reading electrically operated apparatus or devices
    • 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
    • G09B1/00—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways
    • G09B1/02—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements
    • G09B1/16—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time
    • G09B1/18—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time the elements being rotatable
    • G09B1/20—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time the elements being rotatable and bearing the symbols on a surface parallel to the axis of rotation
    • 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
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Toys (AREA)
KR9201750U 1992-02-07 1992-02-07 Educational appliance KR930008068Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR9201750U KR930008068Y1 (en) 1992-02-07 1992-02-07 Educational appliance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR9201750U KR930008068Y1 (en) 1992-02-07 1992-02-07 Educational appliance

Publications (2)

Publication Number Publication Date
KR930020263U true KR930020263U (en) 1993-09-24
KR930008068Y1 KR930008068Y1 (en) 1993-12-08

Family

ID=19328693

Family Applications (1)

Application Number Title Priority Date Filing Date
KR9201750U KR930008068Y1 (en) 1992-02-07 1992-02-07 Educational appliance

Country Status (1)

Country Link
KR (1) KR930008068Y1 (en)

Also Published As

Publication number Publication date
KR930008068Y1 (en) 1993-12-08

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee