TW407472U - Structural improvement of reading and writing board - Google Patents

Structural improvement of reading and writing board

Info

Publication number
TW407472U
TW407472U TW86217565U TW86217565U TW407472U TW 407472 U TW407472 U TW 407472U TW 86217565 U TW86217565 U TW 86217565U TW 86217565 U TW86217565 U TW 86217565U TW 407472 U TW407472 U TW 407472U
Authority
TW
Taiwan
Prior art keywords
reading
writing board
structural improvement
improvement
structural
Prior art date
Application number
TW86217565U
Other languages
Chinese (zh)
Inventor
Mei-Chi Chen
Original Assignee
Chen Source Inc
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 Chen Source Inc filed Critical Chen Source Inc
Priority to TW86217565U priority Critical patent/TW407472U/en
Publication of TW407472U publication Critical patent/TW407472U/en

Links

TW86217565U 1997-10-17 1997-10-17 Structural improvement of reading and writing board TW407472U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW86217565U TW407472U (en) 1997-10-17 1997-10-17 Structural improvement of reading and writing board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW86217565U TW407472U (en) 1997-10-17 1997-10-17 Structural improvement of reading and writing board

Publications (1)

Publication Number Publication Date
TW407472U true TW407472U (en) 2000-10-01

Family

ID=21628806

Family Applications (1)

Application Number Title Priority Date Filing Date
TW86217565U TW407472U (en) 1997-10-17 1997-10-17 Structural improvement of reading and writing board

Country Status (1)

Country Link
TW (1) TW407472U (en)

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MM4K Annulment or lapse of a utility model due to non-payment of fees