TWM432535U - Double end useful pen - Google Patents

Double end useful pen

Info

Publication number
TWM432535U
TWM432535U TW100221287U TW100221287U TWM432535U TW M432535 U TWM432535 U TW M432535U TW 100221287 U TW100221287 U TW 100221287U TW 100221287 U TW100221287 U TW 100221287U TW M432535 U TWM432535 U TW M432535U
Authority
TW
Taiwan
Prior art keywords
double end
end useful
useful pen
pen
double
Prior art date
Application number
TW100221287U
Other languages
Chinese (zh)
Inventor
Dao-Shinn Huang
Chih-Min Wang
Original Assignee
Tech & Science Inst Northern Taiwan
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 Tech & Science Inst Northern Taiwan filed Critical Tech & Science Inst Northern Taiwan
Priority to TW100221287U priority Critical patent/TWM432535U/en
Publication of TWM432535U publication Critical patent/TWM432535U/en

Links

TW100221287U 2011-11-11 2011-11-11 Double end useful pen TWM432535U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW100221287U TWM432535U (en) 2011-11-11 2011-11-11 Double end useful pen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW100221287U TWM432535U (en) 2011-11-11 2011-11-11 Double end useful pen

Publications (1)

Publication Number Publication Date
TWM432535U true TWM432535U (en) 2012-07-01

Family

ID=60622911

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100221287U TWM432535U (en) 2011-11-11 2011-11-11 Double end useful pen

Country Status (1)

Country Link
TW (1) TWM432535U (en)

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Legal Events

Date Code Title Description
MM4K Annulment or lapse of a utility model due to non-payment of fees