KR840000365U - 흑판 지우개 - Google Patents

흑판 지우개

Info

Publication number
KR840000365U
KR840000365U KR2019820004601U KR820004601U KR840000365U KR 840000365 U KR840000365 U KR 840000365U KR 2019820004601 U KR2019820004601 U KR 2019820004601U KR 820004601 U KR820004601 U KR 820004601U KR 840000365 U KR840000365 U KR 840000365U
Authority
KR
South Korea
Prior art keywords
blackboard eraser
eraser
blackboard
Prior art date
Application number
KR2019820004601U
Other languages
English (en)
Other versions
KR860000583Y1 (ko
Inventor
장병철
Original Assignee
장병철
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 장병철 filed Critical 장병철
Priority to KR2019820004601U priority Critical patent/KR860000583Y1/ko
Publication of KR840000365U publication Critical patent/KR840000365U/ko
Application granted granted Critical
Publication of KR860000583Y1 publication Critical patent/KR860000583Y1/ko

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
KR2019820004601U 1982-06-09 1982-06-09 흑판 지우개 KR860000583Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019820004601U KR860000583Y1 (ko) 1982-06-09 1982-06-09 흑판 지우개

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019820004601U KR860000583Y1 (ko) 1982-06-09 1982-06-09 흑판 지우개

Publications (2)

Publication Number Publication Date
KR840000365U true KR840000365U (ko) 1984-02-24
KR860000583Y1 KR860000583Y1 (ko) 1986-04-12

Family

ID=19225801

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019820004601U KR860000583Y1 (ko) 1982-06-09 1982-06-09 흑판 지우개

Country Status (1)

Country Link
KR (1) KR860000583Y1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102552241B1 (ko) * 2022-06-21 2023-07-07 주식회사 세영하이텍 다이얼 조작으로 영단어를 배열하는 영단어 학습 장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102552241B1 (ko) * 2022-06-21 2023-07-07 주식회사 세영하이텍 다이얼 조작으로 영단어를 배열하는 영단어 학습 장치

Also Published As

Publication number Publication date
KR860000583Y1 (ko) 1986-04-12

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