KR850000343U - 칠판층의 구조 - Google Patents

칠판층의 구조

Info

Publication number
KR850000343U
KR850000343U KR2019830005583U KR830005583U KR850000343U KR 850000343 U KR850000343 U KR 850000343U KR 2019830005583 U KR2019830005583 U KR 2019830005583U KR 830005583 U KR830005583 U KR 830005583U KR 850000343 U KR850000343 U KR 850000343U
Authority
KR
South Korea
Prior art keywords
blackboard structure
blackboard
Prior art date
Application number
KR2019830005583U
Other languages
English (en)
Other versions
KR850000529Y1 (ko
Inventor
김철
Original Assignee
김철
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 김철 filed Critical 김철
Priority to KR2019830005583U priority Critical patent/KR850000529Y1/ko
Publication of KR850000343U publication Critical patent/KR850000343U/ko
Application granted granted Critical
Publication of KR850000529Y1 publication Critical patent/KR850000529Y1/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
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
KR2019830005583U 1983-06-25 1983-06-25 칠판층의 구조 KR850000529Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019830005583U KR850000529Y1 (ko) 1983-06-25 1983-06-25 칠판층의 구조

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019830005583U KR850000529Y1 (ko) 1983-06-25 1983-06-25 칠판층의 구조

Publications (2)

Publication Number Publication Date
KR850000343U true KR850000343U (ko) 1985-02-28
KR850000529Y1 KR850000529Y1 (ko) 1985-04-03

Family

ID=19230479

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019830005583U KR850000529Y1 (ko) 1983-06-25 1983-06-25 칠판층의 구조

Country Status (1)

Country Link
KR (1) KR850000529Y1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100384476B1 (ko) * 2000-12-01 2003-05-22 김용남 자개 문양 및 칠 문양을 넣은 도자기의 제조방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100384476B1 (ko) * 2000-12-01 2003-05-22 김용남 자개 문양 및 칠 문양을 넣은 도자기의 제조방법

Also Published As

Publication number Publication date
KR850000529Y1 (ko) 1985-04-03

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Legal Events

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A201 Request for examination
E701 Decision to grant or registration of patent right
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Payment date: 19940330

Year of fee payment: 10

EXPY Expiration of term