KR940026496U - 곡면 학습판 - Google Patents

곡면 학습판

Info

Publication number
KR940026496U
KR940026496U KR2019930008592U KR930008592U KR940026496U KR 940026496 U KR940026496 U KR 940026496U KR 2019930008592 U KR2019930008592 U KR 2019930008592U KR 930008592 U KR930008592 U KR 930008592U KR 940026496 U KR940026496 U KR 940026496U
Authority
KR
South Korea
Prior art keywords
learning board
surface learning
board
learning
Prior art date
Application number
KR2019930008592U
Other languages
English (en)
Inventor
이금남
Original Assignee
이금남
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 이금남 filed Critical 이금남
Priority to KR2019930008592U priority Critical patent/KR940026496U/ko
Publication of KR940026496U publication Critical patent/KR940026496U/ko

Links

KR2019930008592U 1993-05-20 1993-05-20 곡면 학습판 KR940026496U (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019930008592U KR940026496U (ko) 1993-05-20 1993-05-20 곡면 학습판

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930008592U KR940026496U (ko) 1993-05-20 1993-05-20 곡면 학습판

Publications (1)

Publication Number Publication Date
KR940026496U true KR940026496U (ko) 1994-12-08

Family

ID=60854768

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930008592U KR940026496U (ko) 1993-05-20 1993-05-20 곡면 학습판

Country Status (1)

Country Link
KR (1) KR940026496U (ko)

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application