TW425974U - Full color pen with keystroke rollback calculator - Google Patents

Full color pen with keystroke rollback calculator

Info

Publication number
TW425974U
TW425974U TW89203914U TW89203914U TW425974U TW 425974 U TW425974 U TW 425974U TW 89203914 U TW89203914 U TW 89203914U TW 89203914 U TW89203914 U TW 89203914U TW 425974 U TW425974 U TW 425974U
Authority
TW
Taiwan
Prior art keywords
keystroke
rollback
calculator
full color
color pen
Prior art date
Application number
TW89203914U
Other languages
Chinese (zh)
Inventor
Huan-Bin Li
Original Assignee
Li Huan Bin
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 Li Huan Bin filed Critical Li Huan Bin
Priority to TW89203914U priority Critical patent/TW425974U/en
Publication of TW425974U publication Critical patent/TW425974U/en

Links

TW89203914U 2000-03-13 2000-03-13 Full color pen with keystroke rollback calculator TW425974U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW89203914U TW425974U (en) 2000-03-13 2000-03-13 Full color pen with keystroke rollback calculator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW89203914U TW425974U (en) 2000-03-13 2000-03-13 Full color pen with keystroke rollback calculator

Publications (1)

Publication Number Publication Date
TW425974U true TW425974U (en) 2001-03-11

Family

ID=21665153

Family Applications (1)

Application Number Title Priority Date Filing Date
TW89203914U TW425974U (en) 2000-03-13 2000-03-13 Full color pen with keystroke rollback calculator

Country Status (1)

Country Link
TW (1) TW425974U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106564330A (en) * 2017-02-06 2017-04-19 宁波大学 All-color water color pen device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106564330A (en) * 2017-02-06 2017-04-19 宁波大学 All-color water color pen device
CN106564330B (en) * 2017-02-06 2018-04-20 宁波大学 A kind of panchromatic colour water pen device

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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