KR830001563U - Blackboard eraser - Google Patents

Blackboard eraser

Info

Publication number
KR830001563U
KR830001563U KR2019810006744U KR810006744U KR830001563U KR 830001563 U KR830001563 U KR 830001563U KR 2019810006744 U KR2019810006744 U KR 2019810006744U KR 810006744 U KR810006744 U KR 810006744U KR 830001563 U KR830001563 U KR 830001563U
Authority
KR
South Korea
Prior art keywords
blackboard eraser
eraser
blackboard
Prior art date
Application number
KR2019810006744U
Other languages
Korean (ko)
Other versions
KR850002458Y1 (en
Inventor
진금생
Original Assignee
진금생
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 진금생 filed Critical 진금생
Priority to KR2019810006744U priority Critical patent/KR850002458Y1/en
Publication of KR830001563U publication Critical patent/KR830001563U/en
Application granted granted Critical
Publication of KR850002458Y1 publication Critical patent/KR850002458Y1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00—Blackboard or slate cleaning devices
    • B43L21/04—Wiper holders
KR2019810006744U 1981-09-29 1981-09-29 Blackboard eraser KR850002458Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019810006744U KR850002458Y1 (en) 1981-09-29 1981-09-29 Blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019810006744U KR850002458Y1 (en) 1981-09-29 1981-09-29 Blackboard eraser

Publications (2)

Publication Number Publication Date
KR830001563U true KR830001563U (en) 1983-10-17
KR850002458Y1 KR850002458Y1 (en) 1985-10-19

Family

ID=72473271

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019810006744U KR850002458Y1 (en) 1981-09-29 1981-09-29 Blackboard eraser

Country Status (1)

Country Link
KR (1) KR850002458Y1 (en)

Also Published As

Publication number Publication date
KR850002458Y1 (en) 1985-10-19

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