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

Similar Documents

Publication Publication Date Title
GB0027045D0 (en) Computer system with heap reset
GB2349116B (en) Electronic calculator pen
TW445961U (en) Pen with dual illuminating ends
GB2367787B (en) Computer keyboard with built-in display
TW467328U (en) Cursor mechanism with encoding function
GB2375996B (en) Click type writing implement
AU141436S (en) Pencil case
TW425974U (en) Full color pen with keystroke rollback calculator
TW444670U (en) Pen
GB0001229D0 (en) Computer keyboard
GB0016418D0 (en) Illulmination pen
TW435349U (en) Rollback pen
TW409683U (en) Pen with step counting function
TW468409U (en) Spectacles case with press pen functions
TW383688U (en) Structure improvement for pen with note paper
ZA993474B (en) Electronic pen calculator.
CA89308S (en) Calculator
CA90761S (en) Calculator
TW453475U (en) Calculator with dual displays
TW523138U (en) Keyboard with connectors
GB9911188D0 (en) Electronic pen calculator
GB9800385D0 (en) Computer keyboard with display
TW407587U (en) Finger pen sleeve structure
TW368950U (en) Structure of pen calculator
TW464005U (en) Calculator detect architecture

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