TW535737U - Improved structure for environmental-protection liquid chalk - Google Patents

Improved structure for environmental-protection liquid chalk

Info

Publication number
TW535737U
TW535737U TW88215609U TW88215609U TW535737U TW 535737 U TW535737 U TW 535737U TW 88215609 U TW88215609 U TW 88215609U TW 88215609 U TW88215609 U TW 88215609U TW 535737 U TW535737 U TW 535737U
Authority
TW
Taiwan
Prior art keywords
environmental
improved structure
protection liquid
liquid chalk
chalk
Prior art date
Application number
TW88215609U
Other languages
Chinese (zh)
Inventor
Shi-Shing Liou
Original Assignee
Shi-Shing Liou
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 Shi-Shing Liou filed Critical Shi-Shing Liou
Priority to TW88215609U priority Critical patent/TW535737U/en
Publication of TW535737U publication Critical patent/TW535737U/en

Links

TW88215609U 1999-09-13 1999-09-13 Improved structure for environmental-protection liquid chalk TW535737U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW88215609U TW535737U (en) 1999-09-13 1999-09-13 Improved structure for environmental-protection liquid chalk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW88215609U TW535737U (en) 1999-09-13 1999-09-13 Improved structure for environmental-protection liquid chalk

Publications (1)

Publication Number Publication Date
TW535737U true TW535737U (en) 2003-06-01

Family

ID=29212602

Family Applications (1)

Application Number Title Priority Date Filing Date
TW88215609U TW535737U (en) 1999-09-13 1999-09-13 Improved structure for environmental-protection liquid chalk

Country Status (1)

Country Link
TW (1) TW535737U (en)

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