KR870002035U - 개량된 스케치북 - Google Patents

개량된 스케치북

Info

Publication number
KR870002035U
KR870002035U KR2019850008340U KR850008340U KR870002035U KR 870002035 U KR870002035 U KR 870002035U KR 2019850008340 U KR2019850008340 U KR 2019850008340U KR 850008340 U KR850008340 U KR 850008340U KR 870002035 U KR870002035 U KR 870002035U
Authority
KR
South Korea
Prior art keywords
sketchbook
improved
improved sketchbook
Prior art date
Application number
KR2019850008340U
Other languages
English (en)
Other versions
KR870003468Y1 (ko
Inventor
최수룡
Original Assignee
최수룡
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 최수룡 filed Critical 최수룡
Priority to KR2019850008340U priority Critical patent/KR870003468Y1/ko
Publication of KR870002035U publication Critical patent/KR870002035U/ko
Application granted granted Critical
Publication of KR870003468Y1 publication Critical patent/KR870003468Y1/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
    • G09B11/00—Teaching hand-writing, shorthand, drawing, or painting
    • G09B11/10—Teaching painting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D1/00—Books or other bound products
    • B42D1/003—Books or other bound products characterised by shape or material of the sheets
    • B42D1/008—Sheet materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
    • B42F13/00—Filing appliances with means for engaging perforations or slots
    • B42F13/02—Filing appliances with means for engaging perforations or slots with flexible or resilient means
    • B42F13/04—Filing appliances with means for engaging perforations or slots with flexible or resilient means with cords, coils, or chains

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Toys (AREA)
KR2019850008340U 1985-07-05 1985-07-05 개량된 스케치북 KR870003468Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850008340U KR870003468Y1 (ko) 1985-07-05 1985-07-05 개량된 스케치북

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850008340U KR870003468Y1 (ko) 1985-07-05 1985-07-05 개량된 스케치북

Publications (2)

Publication Number Publication Date
KR870002035U true KR870002035U (ko) 1987-03-16
KR870003468Y1 KR870003468Y1 (ko) 1987-10-15

Family

ID=19243574

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850008340U KR870003468Y1 (ko) 1985-07-05 1985-07-05 개량된 스케치북

Country Status (1)

Country Link
KR (1) KR870003468Y1 (ko)

Also Published As

Publication number Publication date
KR870003468Y1 (ko) 1987-10-15

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Legal Events

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E701 Decision to grant or registration of patent right
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Payment date: 19920721

Year of fee payment: 6

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