TW562198U - Anti-dust device of rolling wheel for controlling the cursor by a trackball - Google Patents

Anti-dust device of rolling wheel for controlling the cursor by a trackball

Info

Publication number
TW562198U
TW562198U TW90217654U TW90217654U TW562198U TW 562198 U TW562198 U TW 562198U TW 90217654 U TW90217654 U TW 90217654U TW 90217654 U TW90217654 U TW 90217654U TW 562198 U TW562198 U TW 562198U
Authority
TW
Taiwan
Prior art keywords
trackball
cursor
controlling
rolling wheel
dust device
Prior art date
Application number
TW90217654U
Other languages
Chinese (zh)
Inventor
Ying-Jia Chen
Original Assignee
Ying-Jia Chen
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 Ying-Jia Chen filed Critical Ying-Jia Chen
Priority to TW90217654U priority Critical patent/TW562198U/en
Publication of TW562198U publication Critical patent/TW562198U/en

Links

TW90217654U 2001-10-13 2001-10-13 Anti-dust device of rolling wheel for controlling the cursor by a trackball TW562198U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW90217654U TW562198U (en) 2001-10-13 2001-10-13 Anti-dust device of rolling wheel for controlling the cursor by a trackball

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW90217654U TW562198U (en) 2001-10-13 2001-10-13 Anti-dust device of rolling wheel for controlling the cursor by a trackball

Publications (1)

Publication Number Publication Date
TW562198U true TW562198U (en) 2003-11-11

Family

ID=32466459

Family Applications (1)

Application Number Title Priority Date Filing Date
TW90217654U TW562198U (en) 2001-10-13 2001-10-13 Anti-dust device of rolling wheel for controlling the cursor by a trackball

Country Status (1)

Country Link
TW (1) TW562198U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11409378B2 (en) 2017-05-03 2022-08-09 Razer (Asia-Pacific) Pte. Ltd. Computer mouse

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11409378B2 (en) 2017-05-03 2022-08-09 Razer (Asia-Pacific) Pte. Ltd. Computer mouse

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004